Opinions from J. del Hoyo et al. 2014

  • 'Accipitridae belongs to Accipitriformes'
  • 'Accipitriformes belongs to Aves'
  • 'Accipitrinae belongs to Accipitridae'
  • 'Accipitrini belongs to Accipitrinae'
  • 'Acryllium belongs to Numididae'
  • 'Acryllium vulturinum belongs to Acryllium' according to Hardwicke 1834
  • 'Acryllium vulturinum belongs to Acryllium'
  • 'Aegothelidae belongs to Caprimulgiformes'
  • 'Aepypodius belongs to Megapodiidae'
  • 'Aepypodius arfakianus belongs to Aepypodius'
  • 'Aepypodius arfakianus belongs to Aepypodius' according to Salvadori 1877
  • 'Aepypodius bruijnii belongs to Aepypodius' according to Oustalet 1880
  • 'Aepypodius bruijnii belongs to Aepypodius'
  • 'Aethia belongs to Aethiinae'
  • 'Aethiinae belongs to Alcidae'
  • 'Afrotis belongs to Otididae'
  • 'Afrotis afra belongs to Afrotis' according to Linnaeus 1766
  • 'Afrotis afra belongs to Afrotis'
  • 'Afrotis afraoides belongs to Afrotis' according to Smith 1831
  • 'Afrotis afraoides belongs to Afrotis'
  • 'Agamia belongs to Ardeidae'
  • 'Agamia agami belongs to Agamia' according to Gmelin 1789
  • 'Agamia agami belongs to Agamia'
  • 'Agapornithinae belongs to Psittacidae'
  • 'Alca belongs to Alcinae'
  • 'Alca arctica is recombined as Fratercula arctica'
  • 'Alca cirrhata is recombined as Fratercula cirrhata'
  • 'Alca cristatella is recombined as Aethia cristatella'
  • 'Alca grylle is recombined as Cepphus grylle'
  • 'Alca impennis is recombined as Pinguinus impennis'
  • 'Alca lomvia is recombined as Uria lomvia'
  • 'Alca monocerata is recombined as Cerorhinca monocerata'
  • 'Alca psittacula is recombined as Aethia psittacula'
  • 'Alca pygmaea is recombined as Aethia pygmaea'
  • 'Alca torda belongs to Alca'
  • 'Alcedinidae belongs to Coraciiformes'
  • 'Alcedininae belongs to Alcedinidae'
  • 'Alcedo novaeguineae is recombined as Dacelo novaeguineae'
  • 'Alcidae belongs to Lari'
  • 'Alcinae belongs to Alcidae'
  • 'Alectura belongs to Megapodiidae'
  • 'Alectura lathami belongs to Alectura' according to Gray 1831
  • 'Alectura lathami belongs to Alectura'
  • 'Alle belongs to Alcinae'
  • 'Alopochen belongs to Tadornini'
  • 'Alopochen aegyptiaca belongs to Alopochen' according to Linnaeus 1766
  • 'Alopochen aegyptiaca belongs to Alopochen'
  • 'Amaurornis belongs to Rallinae'
  • 'Amaurornis isabellina belongs to Amaurornis' according to Schlegel 1865
  • 'Amaurornis isabellina belongs to Amaurornis'
  • 'Amaurornis magnirostris belongs to Amaurornis' according to Lambert 1998
  • 'Amaurornis magnirostris belongs to Amaurornis'
  • 'Amaurornis marginalis belongs to Amaurornis' according to Hartlaub 1857
  • 'Amaurornis marginalis belongs to Amaurornis'
  • 'Amaurornis moluccana belongs to Amaurornis' according to Wallace 1865
  • 'Amaurornis moluccana belongs to Amaurornis'
  • 'Amazilia belongs to Trochilini'
  • 'Amazilia tzacatl belongs to Amazilia' according to de la Llave 1833
  • 'Amazilia tzacatl belongs to Amazilia'
  • 'Amazona belongs to Arinae'
  • 'Amazona autumnalis belongs to Amazona' according to Linnaeus 1758
  • 'Amazona autumnalis belongs to Amazona'
  • 'Amazona farinosa belongs to Amazona' according to Boddaert 1783
  • 'Amazona farinosa belongs to Amazona'
  • 'Amazonetta belongs to Anatini'
  • 'Amazonetta brasiliensis belongs to Amazonetta' according to Gmelin 1789
  • 'Amazonetta brasiliensis belongs to Amazonetta'
  • 'Anas belongs to Anatini'
  • 'Anas acuta belongs to Anas'
  • 'Anas arborea is recombined as Dendrocygna arborea'
  • 'Anas atrata is recombined as Cygnus atratus'
  • 'Anas autumnalis is recombined as Dendrocygna autumnalis'
  • 'Anas bahamensis belongs to Anas'
  • 'Anas bicolor is recombined as Dendrocygna bicolor'
  • 'Anas chlorotis belongs to Anas'
  • 'Anas columbianus is recombined as Cygnus columbianus'
  • 'Anas crecca belongs to Anas'
  • 'Anas cygnus is recombined as Cygnus cygnus'
  • 'Anas erythrophthalma is recombined as Netta erythrophthalma'
  • 'Anas erythrorhyncha belongs to Anas'
  • 'Anas ferruginea is recombined as Tadorna ferruginea'
  • 'Anas finschi is recombined as Chenonetta finschi'
  • 'Anas flavirostris belongs to Anas'
  • 'Anas gambensis is recombined as Plectropterus gambensis'
  • 'Anas georgica belongs to Anas'
  • 'Anas georgica belongs to Anas' according to Gmelin 1789
  • 'Anas gracilis belongs to Anas'
  • 'Anas hybrida is recombined as Chloephaga hybrida'
  • 'Anas jamaicensis is recombined as Oxyura jamaicensis'
  • 'Anas laysanensis belongs to Anas'
  • 'Anas leucocephala is recombined as Oxyura leucocephala'
  • 'Anas lobata is recombined as Biziura lobata'
  • 'Anas malacorhynchos is recombined as Hymenolaimus malacorhynchos'
  • 'Anas marecula belongs to Anas'
  • 'Anas melleri belongs to Anas'
  • 'Anas membranaceus is recombined as Malacorhynchus membranaceus'
  • 'Anas mollissima is recombined as Somateria mollissima'
  • 'Anas obscura fulvigula is recombined as Anas fulvigula'
  • 'Anas obscura rubripes is recombined as Anas rubripes'
  • 'Anas olor is recombined as Cygnus olor'
  • 'Anas picta is recombined as Chloephaga picta'
  • 'Anas platyrhynchos belongs to Anas'
  • 'Anas rufina is recombined as Netta rufina'
  • 'Anas semipalmata is recombined as Anseranas semipalmata'
  • 'Anas spectabilis is recombined as Somateria spectabilis'
  • 'Anas superciliosa belongs to Anas'
  • 'Anas tadorna is recombined as Tadorna tadorna'
  • 'Anas tadornoides is recombined as Tadorna tadornoides'
  • 'Anas theodori belongs to Anas'
  • 'Anas variegata is recombined as Tadorna variegata'
  • 'Anas viduata is recombined as Dendrocygna viduata'
  • 'Anastomus oscitans belongs to Anastomus' according to Boddaert 1783
  • 'Anatidae belongs to Anseriformes'
  • 'Anatinae belongs to Anatidae'
  • 'Anatini belongs to Anatinae'
  • 'Anhima belongs to Anhimidae'
  • 'Anhima cornuta belongs to Anhima' according to Linnaeus 1766
  • 'Anhima cornuta belongs to Anhima'
  • 'Anhimidae belongs to Anseriformes'
  • 'Anhinga belongs to Anhingidae'
  • 'Anhinga melanogaster belongs to Anhinga'
  • 'Anhinga novaehollandiae belongs to Anhinga' according to Gould 1847
  • 'Anhinga novaehollandiae belongs to Anhinga'
  • 'Anhinga rufa belongs to Anhinga'
  • 'Anhinga rufa belongs to Anhinga' according to Daudin 1802
  • 'Anhingidae belongs to Suliformes'
  • 'Anoinae belongs to Laridae'
  • 'Anser belongs to Anserini'
  • 'Anser canagicus belongs to Anser' according to Sevastianov 1802
  • 'Anser canagicus belongs to Anser'
  • 'Anser cygnoid belongs to Anser' according to Linnaeus 1758
  • 'Anser cygnoid belongs to Anser'
  • 'Anser indicus belongs to Anser' according to Latham 1790
  • 'Anser indicus belongs to Anser'
  • 'Anser melanopterus is recombined as Chloephaga melanoptera'
  • 'Anseranas belongs to Anseranatidae'
  • 'Anseranatidae belongs to Anseriformes'
  • 'Anseriformes belongs to Aves'
  • 'Anserinae belongs to Anatidae'
  • 'Anserini belongs to Anserinae'
  • 'Anthracothorax belongs to Polytminae'
  • 'Anthropoides belongs to Gruinae'
  • 'Anthropoides paradiseus belongs to Anthropoides' according to Lichtenstein 1793
  • 'Anthropoides paradiseus belongs to Anthropoides'
  • 'Anthropoides virgo belongs to Anthropoides' according to Linnaeus 1758
  • 'Anthropoides virgo belongs to Anthropoides'
  • 'Antigone belongs to Gruinae'
  • 'Antigone rubicunda belongs to Antigone' according to Perry 1810
  • 'Antigone rubicunda belongs to Antigone'
  • 'Antigone vipio belongs to Antigone' according to Pallas 1811
  • 'Antigone vipio belongs to Antigone'
  • 'Antrostomus belongs to Caprimulginae'
  • 'Antrostomus carolinensis belongs to Antrostomus' according to Gmelin 1789
  • 'Antrostomus carolinensis belongs to Antrostomus'
  • 'Aphanapteryx belongs to Rallinae'
  • 'Aphanapteryx hawkinsi is recombined as Diaphorapteryx hawkinsi'
  • 'Aphrodroma belongs to Procellariidae'
  • 'Aphrodroma brevirostris belongs to Aphrodroma' according to Lesson 1831
  • 'Aphrodroma brevirostris belongs to Aphrodroma'
  • 'Apodidae belongs to Caprimulgiformes'
  • 'Apodinae belongs to Apodidae'
  • 'Aptenodytes belongs to Spheniscidae'
  • 'Aptenodytes antarctica is recombined as Pygoscelis antarcticus'
  • 'Aptenodytes chrysocome is recombined as Eudyptes chrysocome'
  • 'Aptenodytes forsteri belongs to Aptenodytes'
  • 'Aptenodytes minor is recombined as Eudyptula minor'
  • 'Aptenodytes papua is recombined as Pygoscelis papua'
  • 'Aptenodytes patagonicus belongs to Aptenodytes'
  • 'Apterornis bonasia is recombined as Aphanapteryx bonasia'
  • 'Apterornis solitarius is recombined as Threskiornis solitarius'
  • 'Apterygidae belongs to Struthioniformes'
  • 'Apteryx belongs to Apterygidae'
  • 'Apteryx australis belongs to Apteryx'
  • 'Apteryx haastii belongs to Apteryx'
  • 'Apteryx haastii belongs to Apteryx' according to Potts 1872
  • 'Apteryx mantelli belongs to Apteryx' according to Bartlett 1851
  • 'Apteryx mantelli belongs to Apteryx'
  • 'Apteryx owenii belongs to Apteryx' according to Gould 1847
  • 'Apteryx owenii belongs to Apteryx'
  • 'Apteryx rowi belongs to Apteryx' according to Tennyson et al. 2003
  • 'Apteryx rowi belongs to Apteryx'
  • 'Aramidae belongs to Gruiformes'
  • 'Aramides belongs to Rallinae'
  • 'Ardea belongs to Ardeidae'
  • 'Ardea alba belongs to Ardea'
  • 'Ardea americana is recombined as Grus americana'
  • 'Ardea antigone is recombined as Antigone antigone'
  • 'Ardea brachyrhyncha belongs to Ardea' according to Brehm 1854
  • 'Ardea brachyrhyncha belongs to Ardea'
  • 'Ardea caerulea is recombined as Egretta caerulea'
  • 'Ardea canadensis is recombined as Antigone canadensis'
  • 'Ardea carunculata is recombined as Bugeranus carunculatus'
  • 'Ardea cinerea belongs to Ardea'
  • 'Ardea cocoi belongs to Ardea'
  • 'Ardea exilis is recombined as Ixobrychus exilis'
  • 'Ardea garzetta is recombined as Egretta garzetta'
  • 'Ardea goliath belongs to Ardea' according to Cretzschmar 1827
  • 'Ardea goliath belongs to Ardea'
  • 'Ardea grus is recombined as Grus grus'
  • 'Ardea herodias belongs to Ardea'
  • 'Ardea humbloti belongs to Ardea'
  • 'Ardea insignis belongs to Ardea' according to Hume 1878
  • 'Ardea insignis belongs to Ardea'
  • 'Ardea intermedia belongs to Ardea'
  • 'Ardea lentiginosa is recombined as Botaurus lentiginosus'
  • 'Ardea melanocephala belongs to Ardea' according to Vigors and Children 1826
  • 'Ardea melanocephala belongs to Ardea'
  • 'Ardea pacifica belongs to Ardea' according to Latham 1801
  • 'Ardea pacifica belongs to Ardea'
  • 'Ardea plumifera belongs to Ardea'
  • 'Ardea plumifera belongs to Ardea' according to Gould 1848
  • 'Ardea purpurea belongs to Ardea'
  • 'Ardea sacra is recombined as Egretta sacra'
  • 'Ardea stellaris is recombined as Botaurus stellaris'
  • 'Ardea sumatrana belongs to Ardea' according to Raffles 1822
  • 'Ardea sumatrana belongs to Ardea'
  • 'Ardea thula is recombined as Egretta thula'
  • 'Ardea tricolor is recombined as Egretta tricolor'
  • 'Ardeidae belongs to Pelecaniformes'
  • 'Ardeotis belongs to Otididae'
  • 'Ardeotis arabs belongs to Ardeotis' according to Linnaeus 1758
  • 'Ardeotis arabs belongs to Ardeotis'
  • 'Ardeotis kori belongs to Ardeotis' according to Burchell 1822
  • 'Ardeotis kori belongs to Ardeotis'
  • 'Arinae belongs to Psittacidae'
  • 'Atagen ariel is recombined as Fregata ariel'
  • 'Atelornis belongs to Brachypteraciidae'
  • 'Atelornis pittoides belongs to Atelornis' according to Lafresnaye 1834
  • 'Atelornis pittoides belongs to Atelornis'
  • 'Aythyini belongs to Anatinae'
  • 'Balaeniceps belongs to Balaenicipitidae'
  • 'Balaeniceps rex belongs to Balaeniceps' according to Gould 1850
  • 'Balaeniceps rex belongs to Balaeniceps'
  • 'Balaenicipitidae belongs to Pelecaniformes'
  • 'Balearica belongs to Balearicinae'
  • 'Balearica pavonina belongs to Balearica'
  • 'Balearica pavonina belongs to Balearica' according to Linnaeus 1758
  • 'Balearica regulorum belongs to Balearica' according to Bennett 1834
  • 'Balearica regulorum belongs to Balearica'
  • 'Balearicinae belongs to Gruidae'
  • 'Batrachostomus belongs to Podargidae'
  • 'Batrachostomus auritus belongs to Batrachostomus' according to Gray 1829
  • 'Batrachostomus auritus belongs to Batrachostomus'
  • 'Batrachostomus septimus belongs to Batrachostomus'
  • 'Batrachostomus septimus belongs to Batrachostomus' according to Tweeddale 1877
  • 'Biziura belongs to Oxyurinae'
  • 'Botaurus belongs to Ardeidae'
  • 'Botaurus pinnatus belongs to Botaurus' according to Wagler 1829
  • 'Botaurus pinnatus belongs to Botaurus'
  • 'Botaurus poiciloptilus belongs to Botaurus' according to Wagler 1827
  • 'Botaurus poiciloptilus belongs to Botaurus'
  • 'Brachypteracias belongs to Brachypteraciidae'
  • 'Brachypteracias leptosomus belongs to Brachypteracias' according to Lesson 1833
  • 'Brachypteracias leptosomus belongs to Brachypteracias'
  • 'Brachypteraciidae belongs to Coraciiformes'
  • 'Brachyramphus belongs to Alcinae'
  • 'Brachyramphus brevirostris belongs to Brachyramphus' according to Vigors 1829
  • 'Brachyramphus brevirostris belongs to Brachyramphus'
  • 'Brachyramphus hypoleucus is recombined as Synthliboramphus hypoleucus'
  • 'Brachyramphus marmoratus belongs to Brachyramphus' according to Gmelin 1789
  • 'Brachyramphus marmoratus belongs to Brachyramphus'
  • 'Brachyramphus perdix belongs to Brachyramphus' according to Pallas 1811
  • 'Brachyramphus perdix belongs to Brachyramphus'
  • 'Bubulcus belongs to Ardeidae'
  • 'Bubulcus ibis belongs to Bubulcus' according to Linnaeus 1758
  • 'Bubulcus ibis belongs to Bubulcus'
  • 'Bucconidae belongs to Piciformes'
  • 'Bucerotidae belongs to Bucerotiformes'
  • 'Bucerotiformes belongs to Aves'
  • 'Bucorvus belongs to Bucerotidae'
  • 'Bucorvus abyssinicus belongs to Bucorvus' according to Boddaert 1783
  • 'Bucorvus abyssinicus belongs to Bucorvus'
  • 'Bucorvus leadbeateri belongs to Bucorvus' according to Vigors 1825
  • 'Bucorvus leadbeateri belongs to Bucorvus'
  • 'Bugeranus belongs to Gruinae'
  • 'Burhinidae belongs to Charadrii'
  • 'Burhinus belongs to Burhinidae'
  • 'Burhinus grallarius belongs to Burhinus' according to Latham 1801
  • 'Burhinus grallarius belongs to Burhinus'
  • 'Burhinus indicus belongs to Burhinus' according to Salvadori 1865
  • 'Burhinus indicus belongs to Burhinus'
  • 'Burhinus oedicnemus belongs to Burhinus' according to Linnaeus 1758
  • 'Burhinus oedicnemus belongs to Burhinus'
  • 'Burhinus senegalensis belongs to Burhinus' according to Swainson 1837
  • 'Burhinus senegalensis belongs to Burhinus'
  • 'Burhinus vermiculatus belongs to Burhinus' according to Cabanis 1868
  • 'Burhinus vermiculatus belongs to Burhinus'
  • 'Cacatua belongs to Cacatuini'
  • 'Cacatua galerita belongs to Cacatua'
  • 'Cacatua galerita belongs to Cacatua' according to Latham 1790
  • 'Cacatua roseicapilla is recombined as Eolophus roseicapilla'
  • 'Cacatua sulphurea belongs to Cacatua' according to Gmelin 1788
  • 'Cacatua sulphurea belongs to Cacatua'
  • 'Cacatuidae belongs to Psittaciformes'
  • 'Cacatuinae belongs to Cacatuidae'
  • 'Cacatuini belongs to Cacatuinae'
  • 'Cairinini belongs to Anatinae'
  • 'Calidrinae belongs to Scolopacidae'
  • 'Caloramphinae belongs to Megalaimidae'
  • 'Calyptorhynchinae belongs to Cacatuidae'
  • 'Calyptorhynchus belongs to Calyptorhynchinae'
  • 'Capitonidae belongs to Piciformes'
  • 'Caprimulgidae belongs to Caprimulgiformes'
  • 'Caprimulgiformes belongs to Aves'
  • 'Caprimulginae belongs to Caprimulgidae'
  • 'Caprimulgus jamaicensis is recombined as Nyctibius jamaicensis'
  • 'Caprimulgus strigoides is recombined as Podargus strigoides'
  • 'Carbo capillatus is recombined as Phalacrocorax capillatus'
  • 'Cariamidae belongs to Cariamiformes'
  • 'Cariamiformes belongs to Aves'
  • 'Casuariidae belongs to Struthioniformes'
  • 'Casuariinae belongs to Casuariidae'
  • 'Casuarius belongs to Casuariinae'
  • 'Casuarius bennetti belongs to Casuarius'
  • 'Casuarius bennetti belongs to Casuarius' according to Gould 1857
  • 'Casuarius casuarius belongs to Casuarius' according to Linnaeus 1758
  • 'Casuarius casuarius belongs to Casuarius'
  • 'Casuarius novaehollandiae is recombined as Dromaius novaehollandiae'
  • 'Casuarius unappendiculatus belongs to Casuarius'
  • 'Casuarius unappendiculatus belongs to Casuarius' according to Blyth 1860
  • 'Catarrhactes adeliae is recombined as Pygoscelis adeliae'
  • 'Catarrhactes antipodes is recombined as Megadyptes antipodes'
  • 'Catharacta belongs to Stercorariidae'
  • 'Catharacta chilensis belongs to Catharacta' according to Bonaparte 1857
  • 'Catharacta chilensis belongs to Catharacta'
  • 'Catharacta skua belongs to Catharacta'
  • 'Cathartes belongs to Cathartidae'
  • 'Cathartes burrovianus belongs to Cathartes'
  • 'Cathartes melambrotus belongs to Cathartes'
  • 'Cathartidae belongs to Cathartiformes'
  • 'Cathartiformes belongs to Aves'
  • 'Centropodinae belongs to Cuculidae'
  • 'Centropodini belongs to Centropodinae'
  • 'Centropus belongs to Centropodini'
  • 'Centropus goliath belongs to Centropus'
  • 'Centropus goliath belongs to Centropus' according to Bonaparte 1850
  • 'Cepphus belongs to Alcinae'
  • 'Cepphus carbo belongs to Cepphus' according to Pallas 1811
  • 'Cepphus carbo belongs to Cepphus'
  • 'Cepphus columba belongs to Cepphus'
  • 'Cereopseini belongs to Anserinae'
  • 'Cereopsis belongs to Cereopseini'
  • 'Cereopsis novaehollandiae belongs to Cereopsis' according to Latham 1801
  • 'Cereopsis novaehollandiae belongs to Cereopsis'
  • 'Cerorhinca belongs to Aethiinae'
  • 'Cerylinae belongs to Alcedinidae'
  • 'Charadrii belongs to Charadriiformes'
  • 'Charadriidae belongs to Charadrii'
  • 'Charadriiformes belongs to Aves'
  • 'Charadriinae belongs to Charadriidae'
  • 'Charadrius bistriatus is recombined as Burhinus bistriatus'
  • 'Chauna belongs to Anhimidae'
  • 'Chauna chavaria belongs to Chauna' according to Linnaeus 1766
  • 'Chauna chavaria belongs to Chauna'
  • 'Chauna torquata belongs to Chauna'
  • 'Chenonetta belongs to Cairinini'
  • 'Chenonetta jubata belongs to Chenonetta' according to Latham 1801
  • 'Chenonetta jubata belongs to Chenonetta'
  • 'Chionidae belongs to Charadrii'
  • 'Chionis belongs to Chionidae'
  • 'Chionis minor belongs to Chionis'
  • 'Chionis minor belongs to Chionis' according to Hartlaub 1841
  • 'Chloephaga belongs to Tadornini'
  • 'Chloephaga poliocephala belongs to Chloephaga' according to Sclater 1857
  • 'Chloephaga poliocephala belongs to Chloephaga'
  • 'Chloephaga rubidiceps belongs to Chloephaga'
  • 'Ciconia abdimii belongs to Ciconia' according to Lichtenstein 1823
  • 'Ciconia episcopus belongs to Ciconia' according to Boddaert 1783
  • 'Ciconia maguari belongs to Ciconia' according to Gmelin 1789
  • 'Ciconia microscelis belongs to Ciconia' according to Gray 1848
  • 'Ciconia stormi belongs to Ciconia' according to Blasius 1896
  • 'Ciconiidae belongs to Ciconiiformes'
  • 'Ciconiiformes belongs to Aves'
  • 'Circus belongs to Accipitrini'
  • 'Circus buffoni belongs to Circus' according to Gmelin 1788
  • 'Circus buffoni belongs to Circus'
  • 'Cladorhynchus belongs to Recurvirostrinae'
  • 'Cladorhynchus leucocephalus belongs to Cladorhynchus' according to Vieillot 1816
  • 'Cladorhynchus leucocephalus belongs to Cladorhynchus'
  • 'Cochlearius belongs to Ardeidae'
  • 'Cochlearius cochlearius belongs to Cochlearius'
  • 'Cochlearius cochlearius belongs to Cochlearius' according to Linnaeus 1766
  • 'Coliidae belongs to Coliiformes'
  • 'Coliiformes belongs to Aves'
  • 'Colius belongs to Coliidae'
  • 'Colius castanotus belongs to Colius' according to Verreaux and Verreaux 1855
  • 'Colius castanotus belongs to Colius'
  • 'Colius colius belongs to Colius'
  • 'Colius colius belongs to Colius' according to Linnaeus 1766
  • 'Colius leucocephalus belongs to Colius' according to Reichenow 1879
  • 'Colius leucocephalus belongs to Colius'
  • 'Colius striatus belongs to Colius'
  • 'Columbidae belongs to Columbiformes'
  • 'Columbiformes belongs to Aves'
  • 'Columbinae belongs to Columbidae'
  • 'Colymbus aalge is recombined as Uria aalge'
  • 'Colymbus arcticus is recombined as Gavia arctica'
  • 'Colymbus immer is recombined as Gavia immer'
  • 'Colymbus pacificus is recombined as Gavia pacifica'
  • 'Colymbus stellatus is recombined as Gavia stellata'
  • 'Coracias belongs to Coraciidae'
  • 'Coracias caudatus belongs to Coracias' according to Linnaeus 1766
  • 'Coracias caudatus belongs to Coracias'
  • 'Coraciidae belongs to Coraciiformes'
  • 'Coraciiformes belongs to Aves'
  • 'Coracopseinae belongs to Psittacidae'
  • 'Coragyps belongs to Cathartidae'
  • 'Corythaeola belongs to Corythaeolinae'
  • 'Corythaeola cristata belongs to Corythaeola' according to Vieillot 1816
  • 'Corythaeola cristata belongs to Corythaeola'
  • 'Corythaeolinae belongs to Musophagidae'
  • 'Corythaixoides belongs to Criniferinae'
  • 'Corythaixoides concolor belongs to Corythaixoides'
  • 'Corythaixoides concolor belongs to Corythaixoides' according to Smith 1833
  • 'Corythaixoides leopoldi belongs to Corythaixoides'
  • 'Corythaixoides leopoldi belongs to Corythaixoides' according to Shelley 1881
  • 'Corythaixoides personatus belongs to Corythaixoides'
  • 'Corythaixoides personatus belongs to Corythaixoides' according to Ruppell 1842
  • 'Coscoroba belongs to Cereopseini'
  • 'Coscoroba coscoroba belongs to Coscoroba'
  • 'Coturnicini belongs to Phasianinae'
  • 'Cracidae belongs to Galliformes'
  • 'Cracinae belongs to Cracidae'
  • 'Crax belongs to Cracinae'
  • 'Crax globulosa belongs to Crax'
  • 'Crax globulosa belongs to Crax' according to Spix 1825
  • 'Crax rubra belongs to Crax' according to Linnaeus 1758
  • 'Crax rubra belongs to Crax'
  • 'Crinifer belongs to Criniferinae'
  • 'Crinifer piscator belongs to Crinifer'
  • 'Crinifer piscator belongs to Crinifer' according to Boddaert 1783
  • 'Crinifer zonurus belongs to Crinifer'
  • 'Crinifer zonurus belongs to Crinifer' according to Ruppell 1835
  • 'Criniferinae belongs to Musophagidae'
  • 'Criniferoides belongs to Criniferinae'
  • 'Criniferoides leucogaster belongs to Criniferoides'
  • 'Criniferoides leucogaster belongs to Criniferoides' according to Ruppell 1842
  • 'Crotophaginae belongs to Cuculidae'
  • 'Crypturellus belongs to Tinamidae'
  • 'Crypturellus atrocapillus belongs to Crypturellus' according to Tschudi 1844
  • 'Crypturellus bartletti belongs to Crypturellus' according to Sclater and Salvin 1873
  • 'Crypturellus berlepschi belongs to Crypturellus'
  • 'Crypturellus berlepschi belongs to Crypturellus' according to Rothschild 1897
  • 'Crypturellus boucardi belongs to Crypturellus' according to Sclater 1859
  • 'Crypturellus brevirostris belongs to Crypturellus' according to Pelzeln 1863
  • 'Crypturellus casiquiare belongs to Crypturellus' according to Chapman 1929
  • 'Crypturellus cinereus belongs to Crypturellus'
  • 'Crypturellus cinereus belongs to Crypturellus' according to Gmelin 1789
  • 'Crypturellus cinnamomeus belongs to Crypturellus' according to Lesson 1842
  • 'Crypturellus duidae belongs to Crypturellus' according to Zimmer 1938
  • 'Crypturellus duidae belongs to Crypturellus'
  • 'Crypturellus erythropus belongs to Crypturellus' according to Pelzeln 1863
  • 'Crypturellus erythropus belongs to Crypturellus'
  • 'Crypturellus kerriae belongs to Crypturellus' according to Chapman 1915
  • 'Crypturellus noctivagus belongs to Crypturellus'
  • 'Crypturellus noctivagus belongs to Crypturellus' according to Wied 1820
  • 'Crypturellus obsoletus belongs to Crypturellus' according to Temminck 1815
  • 'Crypturellus obsoletus belongs to Crypturellus'
  • 'Crypturellus occidentalis belongs to Crypturellus' according to Salvadori 1985
  • 'Crypturellus parvirostris belongs to Crypturellus' according to Wagler 1827
  • 'Crypturellus ptaritepui belongs to Crypturellus' according to Zimmer and Phelps 1945
  • 'Crypturellus ptaritepui belongs to Crypturellus'
  • 'Crypturellus soui belongs to Crypturellus' according to Hermann 1783
  • 'Crypturellus soui belongs to Crypturellus'
  • 'Crypturellus strigulosus belongs to Crypturellus' according to Temminck 1815
  • 'Crypturellus strigulosus belongs to Crypturellus'
  • 'Crypturellus variegatus belongs to Crypturellus' according to Gmelin 1789
  • 'Cuculidae belongs to Cuculiformes'
  • 'Cuculiformes belongs to Aves'
  • 'Cuculinae belongs to Cuculidae'
  • 'Cuculus discolor is recombined as Leptosomus discolor'
  • 'Cursorius belongs to Glareolidae'
  • 'Cursorius cursor belongs to Cursorius' according to Latham 1787
  • 'Cursorius cursor belongs to Cursorius'
  • 'Cygninini is corrected as Cygnini and belongs to Anserinae'
  • 'Cygnus belongs to Cygnini'
  • 'Cygnus buccinator belongs to Cygnus'
  • 'Cygnus melancoryphus belongs to Cygnus' according to Molina 1782
  • 'Cygnus melancoryphus belongs to Cygnus'
  • 'Cypseloidinae belongs to Apodidae'
  • 'Dacelo belongs to Halcyoninae'
  • 'Dacelo gaudichaud belongs to Dacelo' according to Quoy and Gaimard 1824
  • 'Dacelo gaudichaud belongs to Dacelo'
  • 'Dacelo leachii belongs to Dacelo'
  • 'Dacelo leachii belongs to Dacelo' according to Vigors and Horsfield 1826
  • 'Dacelo tyro belongs to Dacelo' according to Gray 1858
  • 'Dacelo tyro belongs to Dacelo'
  • 'Dendrocygna belongs to Dendrocygninae'
  • 'Dendrocygna arcuata belongs to Dendrocygna' according to Horsfield 1824
  • 'Dendrocygna arcuata belongs to Dendrocygna'
  • 'Dendrocygna eytoni belongs to Dendrocygna' according to Eyton 1838
  • 'Dendrocygna eytoni belongs to Dendrocygna'
  • 'Dendrocygna guttata belongs to Dendrocygna' according to Schlegel 1866
  • 'Dendrocygna guttata belongs to Dendrocygna'
  • 'Dendrocygna javanica belongs to Dendrocygna' according to Horsfield 1821
  • 'Dendrocygna javanica belongs to Dendrocygna'
  • 'Dendrocygninae belongs to Anatidae'
  • 'Diaphorapteryx belongs to Rallinae'
  • 'Didunculus belongs to Raphinae'
  • 'Didunculus strigirostris belongs to Didunculus' according to Jardine 1845
  • 'Didunculus strigirostris belongs to Didunculus'
  • 'Didus solitarius is recombined as Pezophaps solitaria'
  • 'Diomedea demersa is recombined as Spheniscus demersus'
  • 'Diomedeidae belongs to Procellariiformes'
  • 'Dromadidae belongs to Lari'
  • 'Dromaiinae belongs to Casuariidae'
  • 'Dromaius belongs to Dromaiinae'
  • 'Dromaius baudinianus belongs to Dromaius'
  • 'Dromaius baudinianus belongs to Dromaius' according to Parker 1984
  • 'Dromaius minor belongs to Dromaius'
  • 'Dromaius minor belongs to Dromaius' according to Spencer 1906
  • 'Dromas belongs to Dromadidae'
  • 'Dromas ardeola belongs to Dromas' according to Paykull 1805
  • 'Dromas ardeola belongs to Dromas'
  • 'Ducula belongs to Raphinae'
  • 'Ducula aenea belongs to Ducula' according to Linnaeus 1766
  • 'Ducula aenea belongs to Ducula'
  • 'Egretta belongs to Ardeidae'
  • 'Egretta novaehollandiae belongs to Egretta' according to Latham 1790
  • 'Egretta novaehollandiae belongs to Egretta'
  • 'Egretta picata belongs to Egretta' according to Gould 1845
  • 'Egretta picata belongs to Egretta'
  • 'Elaninae belongs to Accipitridae'
  • 'Eolophus belongs to Cacatuini'
  • 'Ephippiorhynchus senegalensis belongs to Ephippiorhynchus' according to Shaw 1800
  • 'Esacus belongs to Burhinidae'
  • 'Esacus recurvirostris belongs to Esacus' according to Cuvier 1829
  • 'Esacus recurvirostris belongs to Esacus'
  • 'Eudocimus belongs to Threskiornithidae'
  • 'Eudocimus ruber belongs to Eudocimus' according to Linnaeus 1758
  • 'Eudocimus ruber belongs to Eudocimus'
  • 'Eudromia elegans belongs to Eudromia' according to Geoffroy Saint-Hilaire 1832
  • 'Eudromia formosa belongs to Eudromia' according to Lillo 1905
  • 'Eudyptes belongs to Spheniscidae'
  • 'Eudyptes chrysolophus belongs to Eudyptes'
  • 'Eudyptes chrysolophus belongs to Eudyptes' according to Brandt 1837
  • 'Eudyptes moseleyi belongs to Eudyptes'
  • 'Eudyptes moseleyi belongs to Eudyptes' according to Matthews and Iredale 1921
  • 'Eudyptes pachyrhynchus belongs to Eudyptes'
  • 'Eudyptes robustus belongs to Eudyptes'
  • 'Eudyptes robustus belongs to Eudyptes' according to Oliver 1953
  • 'Eudyptes schlegeli belongs to Eudyptes'
  • 'Eudyptes sclateri belongs to Eudyptes'
  • 'Eudyptes sclateri belongs to Eudyptes' according to Buller 1888
  • 'Eudyptula belongs to Spheniscidae'
  • 'Eulabeornis belongs to Rallinae'
  • 'Eulabeornis castaneoventris belongs to Eulabeornis'
  • 'Eulipoa belongs to Megapodiidae'
  • 'Eulipoa wallacei belongs to Eulipoa' according to Gray 1860
  • 'Eulipoa wallacei belongs to Eulipoa'
  • 'Eurostopodinae belongs to Columbidae'
  • 'Eurypyga belongs to Eurypygidae'
  • 'Eurypyga helias belongs to Eurypyga' according to Pallas 1781
  • 'Eurypyga helias belongs to Eurypyga'
  • 'Eurypygidae belongs to Eurypygiformes'
  • 'Eurypygiformes belongs to Aves'
  • 'Falco belongs to Falconini'
  • 'Falco alopex belongs to Falco'
  • 'Falco alopex belongs to Falco' according to Heuglin 1861
  • 'Falco amurensis belongs to Falco' according to Radde 1863
  • 'Falco amurensis belongs to Falco'
  • 'Falco ardosiaceus belongs to Falco'
  • 'Falco berigora belongs to Falco'
  • 'Falco biarmicus belongs to Falco' according to Temminck 1825
  • 'Falco biarmicus belongs to Falco'
  • 'Falco cherrug belongs to Falco'
  • 'Falco columbarius belongs to Falco'
  • 'Falco concolor belongs to Falco' according to Temminck 1825
  • 'Falco concolor belongs to Falco'
  • 'Falco cuvierii belongs to Falco' according to Smith 1830
  • 'Falco deiroleucus belongs to Falco' according to Temminck 1825
  • 'Falco deiroleucus belongs to Falco'
  • 'Falco eleonorae belongs to Falco'
  • 'Falco fasciinucha belongs to Falco' according to Reichenow and Neumann 1895
  • 'Falco fasciinucha belongs to Falco'
  • 'Falco femoralis belongs to Falco'
  • 'Falco haliaetus is recombined as Pandion haliaetus'
  • 'Falco hypoleucos belongs to Falco' according to Gould 1841
  • 'Falco hypoleucos belongs to Falco'
  • 'Falco jugger belongs to Falco' according to Gray 1834
  • 'Falco jugger belongs to Falco'
  • 'Falco longipennis belongs to Falco' according to Swainson 1837
  • 'Falco longipennis belongs to Falco'
  • 'Falco mexicanus belongs to Falco'
  • 'Falco naumanni belongs to Falco'
  • 'Falco novaeseelandiae belongs to Falco'
  • 'Falco peregrinus belongs to Falco'
  • 'Falco punctatus belongs to Falco'
  • 'Falco rufigularis belongs to Falco' according to Daudin 1800
  • 'Falco rufigularis belongs to Falco'
  • 'Falco rupicoloides belongs to Falco' according to Smith 1829
  • 'Falco rupicoloides belongs to Falco'
  • 'Falco rusticolus belongs to Falco'
  • 'Falco severus belongs to Falco' according to Horsfield 1821
  • 'Falco severus belongs to Falco'
  • 'Falco sparverius belongs to Falco'
  • 'Falco subbuteo belongs to Falco'
  • 'Falco subniger belongs to Falco' according to Gray 1843
  • 'Falco tinnunculus belongs to Falco'
  • 'Falco vespertinus belongs to Falco'
  • 'Falconidae belongs to Falconiformes'
  • 'Falconiformes belongs to Aves'
  • 'Falconinae belongs to Falconidae'
  • 'Falconini belongs to Falconinae'
  • 'Florisuginae belongs to Trochilidae'
  • 'Fratercula belongs to Aethiinae'
  • 'Fregata belongs to Fregatidae'
  • 'Fregata andrewsi belongs to Fregata'
  • 'Fregata andrewsi belongs to Fregata' according to Matthews 1914
  • 'Fregata magnificens belongs to Fregata'
  • 'Fregatidae belongs to Suliformes'
  • 'Fregetta belongs to Oceanitidae'
  • 'Fregetta maoriana belongs to Fregetta' according to Mathews 1932
  • 'Fregetta maoriana belongs to Fregetta'
  • 'Fregetta tropica belongs to Fregetta' according to Gould 1844
  • 'Fregetta tropica belongs to Fregetta'
  • 'Fulica belongs to Rallinae'
  • 'Fulica alai belongs to Fulica' according to Peale 1848
  • 'Fulica alai belongs to Fulica'
  • 'Fulica americana belongs to Fulica'
  • 'Fulica ardesiaca belongs to Fulica' according to Tschudi 1843
  • 'Fulica ardesiaca belongs to Fulica'
  • 'Fulica armillata belongs to Fulica' according to Vieillot 1817
  • 'Fulica armillata belongs to Fulica'
  • 'Fulica atra belongs to Fulica'
  • 'Fulica cajanea is recombined as Aramides cajaneus'
  • 'Fulica cornuta belongs to Fulica' according to Bonaparte 1853
  • 'Fulica cornuta belongs to Fulica'
  • 'Fulica cristata belongs to Fulica'
  • 'Fulica gigantea belongs to Fulica' according to Eydoux and Souleyet 1841
  • 'Fulica gigantea belongs to Fulica'
  • 'Fulica leucoptera belongs to Fulica' according to Vieillot 1817
  • 'Fulica leucoptera belongs to Fulica'
  • 'Fulica martinica is recombined as Porphyrio martinicus'
  • 'Fulica newtonii belongs to Fulica'
  • 'Fulica porphyrio is recombined as Porphyrio porphyrio'
  • 'Fulica rufifrons belongs to Fulica' according to Philppi and Landbeck 1861
  • 'Fulica rufifrons belongs to Fulica'
  • 'Fulica spinosa is recombined as Jacana spinosa'
  • 'Galbula belongs to Galbulidae'
  • 'Galbula albirostris belongs to Galbula' according to Latham 1790
  • 'Galbula albirostris belongs to Galbula'
  • 'Galbula ruficauda belongs to Galbula' according to Cuvier 1816
  • 'Galbula ruficauda belongs to Galbula'
  • 'Galbulidae belongs to Piciformes'
  • 'Galliformes belongs to Aves'
  • 'Gallini belongs to Phasianinae'
  • 'Gallinula olivacea is recombined as Amaurornis olivacea'
  • 'Gallinula phoenicurus is recombined as Amaurornis phoenicurus'
  • 'Gallirallus belongs to Rallinae'
  • 'Gallirex belongs to Musophaginae'
  • 'Gallirex johnstoni belongs to Gallirex' according to Sharpe 1901
  • 'Gallirex porphyreolophus belongs to Gallirex' according to Vigors 1831
  • 'Gavia belongs to Gaviidae'
  • 'Gavia adamsii belongs to Gavia' according to Gray 1859
  • 'Gavia adamsii belongs to Gavia'
  • 'Gaviidae belongs to Gaviiformes'
  • 'Gaviiformes belongs to Aves'
  • 'Geococcyx belongs to Neomorphini'
  • 'Geococcyx velox belongs to Geococcyx' according to Wagner 1836
  • 'Geococcyx velox belongs to Geococcyx'
  • 'Geopelia belongs to Raphinae'
  • 'Geopelia cuneata belongs to Geopelia' according to Latham 1801
  • 'Geopelia cuneata belongs to Geopelia'
  • 'Geopelia humeralis belongs to Geopelia' according to Temminck 1821
  • 'Geopelia humeralis belongs to Geopelia'
  • 'Geopelia maugeus belongs to Geopelia' according to Temminck 1809
  • 'Geopelia maugeus belongs to Geopelia'
  • 'Geopelia placida belongs to Geopelia' according to Gould 1844
  • 'Geopelia placida belongs to Geopelia'
  • 'Geopelia striata belongs to Geopelia' according to Linnaeus 1766
  • 'Geopelia striata belongs to Geopelia'
  • 'Glareola belongs to Glareolidae'
  • 'Glareola nordmanni belongs to Glareola' according to Fischer 1842
  • 'Glareola nordmanni belongs to Glareola'
  • 'Glareolidae belongs to Lari'
  • 'Glaucis belongs to Phaethornithinae'
  • 'Glaucis aeneus belongs to Glaucis' according to Lawrence 1867
  • 'Glaucis aeneus belongs to Glaucis'
  • 'Glaucis dohrnii belongs to Glaucis' according to Bourcier and Mulsant 1852
  • 'Glaucis dohrnii belongs to Glaucis'
  • 'Glaucis hirsutus belongs to Glaucis' according to Gmelin 1788
  • 'Glaucis hirsutus belongs to Glaucis'
  • 'Goura belongs to Raphinae'
  • 'Goura cristata belongs to Goura' according to Pallas 1764
  • 'Goura cristata belongs to Goura'
  • 'Goura scheepmakeri belongs to Goura' according to Finsch 1876
  • 'Goura scheepmakeri belongs to Goura'
  • 'Goura sclaterii belongs to Goura' according to Salvadori 1876
  • 'Goura sclaterii belongs to Goura'
  • 'Goura victoria belongs to Goura' according to Fraser 1844
  • 'Goura victoria belongs to Goura'
  • 'Graculus coronatus is recombined as Microcarbo coronatus'
  • 'Graculus neglectus is recombined as Phalacrocorax neglectus'
  • 'Gruidae belongs to Gruiformes'
  • 'Gruiformes belongs to Aves'
  • 'Gruinae belongs to Gruidae'
  • 'Grus belongs to Gruinae'
  • 'Grus japonensis belongs to Grus' according to Muller 1776
  • 'Grus japonensis belongs to Grus'
  • 'Grus monacha belongs to Grus' according to Temminck 1835
  • 'Grus monacha belongs to Grus'
  • 'Grus nigricollis belongs to Grus' according to Przevalski 1876
  • 'Grus nigricollis belongs to Grus'
  • 'Gulosus belongs to Phalacrocoracidae'
  • 'Gulosus aristotelis belongs to Gulosus' according to Linnaeus 1761
  • 'Gulosus aristotelis belongs to Gulosus'
  • 'Gyginae belongs to Laridae'
  • 'Gymnocrex belongs to Rallinae'
  • 'Gymnocrex plumbeiventris belongs to Gymnocrex' according to Gray 1862
  • 'Gymnocrex plumbeiventris belongs to Gymnocrex'
  • 'Gymnocrex rosenbergii belongs to Gymnocrex' according to Schlegel 1866
  • 'Gymnocrex rosenbergii belongs to Gymnocrex'
  • 'Gymnocrex talaudensis belongs to Gymnocrex' according to Lambert 1998
  • 'Gymnocrex talaudensis belongs to Gymnocrex'
  • 'Gymnogyps belongs to Cathartidae'
  • 'Gypaetinae belongs to Accipitridae'
  • 'Gypini belongs to Accipitrinae'
  • 'Gyps belongs to Gypini'
  • 'Gyps africanus belongs to Gyps' according to Salvadori 1865
  • 'Gyps africanus belongs to Gyps'
  • 'Habroptila belongs to Rallinae'
  • 'Habroptila wallacii belongs to Habroptila' according to Gray 1860
  • 'Habroptila wallacii belongs to Habroptila'
  • 'Haematopodidae belongs to Charadrii'
  • 'Halcyoninae belongs to Alcedinidae'
  • 'Harpactes belongs to Trogonidae'
  • 'Harpactes erythrocephalus belongs to Harpactes' according to Gould 1834
  • 'Harpactes erythrocephalus belongs to Harpactes'
  • 'Heliopais belongs to Heliornithidae'
  • 'Heliornis belongs to Heliornithidae'
  • 'Heliornis fulica belongs to Heliornis'
  • 'Heliornis fulica belongs to Heliornis' according to Boddaert 1783
  • 'Heliornithidae belongs to Gruiformes'
  • 'Hemiprocne belongs to Hemiprocnidae'
  • 'Hemiprocne comata belongs to Hemiprocne' according to Temminck 1824
  • 'Hemiprocne comata belongs to Hemiprocne'
  • 'Hemiprocnidae belongs to Caprimulgiformes'
  • 'Herpetotheres belongs to Herpetotherinae'
  • 'Herpetotheres cachinnans belongs to Herpetotheres' according to Linnaeus 1758
  • 'Herpetotheres cachinnans belongs to Herpetotheres'
  • 'Herpetotherinae belongs to Falconidae'
  • 'Heterotetrax belongs to Otididae'
  • 'Heterotetrax vigorsii belongs to Heterotetrax' according to Smith 1831
  • 'Heterotetrax vigorsii belongs to Heterotetrax'
  • 'Himantopodinae belongs to Recurvirostridae'
  • 'Himantornis belongs to Himantornithinae'
  • 'Himantornis haematopus belongs to Himantornis' according to Hartlaub 1855
  • 'Himantornis haematopus belongs to Himantornis'
  • 'Himantornithinae belongs to Rallidae'
  • 'Hydrobates belongs to Hydrobatidae'
  • 'Hydrobates tethys belongs to Hydrobates' according to Bonaparte 1852
  • 'Hydrobates tethys belongs to Hydrobates'
  • 'Hydrobatidae belongs to Procellariiformes'
  • 'Hydrocorax melanoleucos is recombined as Microcarbo melanoleucos'
  • 'Hymenolaimini belongs to Anatinae'
  • 'Hymenolaimus belongs to Hymenolaimini'
  • 'Hypotaenidia belongs to Rallinae'
  • 'Hypotaenidia insignis belongs to Hypotaenidia' according to Sclater 1880
  • 'Hypotaenidia insignis belongs to Hypotaenidia'
  • 'Hypotaenidia okinawae belongs to Hypotaenidia' according to Yamashina and Mano 1981
  • 'Hypotaenidia okinawae belongs to Hypotaenidia'
  • 'Hypotaenidia torquata belongs to Hypotaenidia'
  • 'Hypotaenidia torquata belongs to Hypotaenidia' according to Linnaeus 1766
  • 'Ibidorhyncha belongs to Ibidorhynchidae'
  • 'Ibidorhyncha struthersii belongs to Ibidorhyncha' according to Vigors 1832
  • 'Ibidorhyncha struthersii belongs to Ibidorhyncha'
  • 'Ibidorhynchidae belongs to Charadrii'
  • 'Ibis molucca is recombined as Threskiornis moluccus'
  • 'Icterini belongs to Icterinae'
  • 'Ieraglaucinae belongs to Strigidae'
  • 'Indicator belongs to Indicatoridae'
  • 'Indicator archipelagicus belongs to Indicator' according to Temminck 1832
  • 'Indicator archipelagicus belongs to Indicator'
  • 'Indicator exilis belongs to Indicator' according to Cassin 1856
  • 'Indicator exilis belongs to Indicator'
  • 'Indicator indicator belongs to Indicator' according to Sparrman 1777
  • 'Indicator indicator belongs to Indicator'
  • 'Indicator maculatus belongs to Indicator' according to Gray 1847
  • 'Indicator maculatus belongs to Indicator'
  • 'Indicator meliphilus belongs to Indicator' according to Oberholser 1905
  • 'Indicator meliphilus belongs to Indicator'
  • 'Indicator minor belongs to Indicator' according to Stephens 1815
  • 'Indicator minor belongs to Indicator'
  • 'Indicator pumilio belongs to Indicator' according to Chapin 1958
  • 'Indicator pumilio belongs to Indicator'
  • 'Indicator variegatus belongs to Indicator' according to Lesson 1830
  • 'Indicator variegatus belongs to Indicator'
  • 'Indicator willcocksi belongs to Indicator' according to Alexander 1901
  • 'Indicator willcocksi belongs to Indicator'
  • 'Indicator xanthonotus belongs to Indicator' according to Blyth 1842
  • 'Indicator xanthonotus belongs to Indicator'
  • 'Indicatoridae belongs to Piciformes'
  • 'Ixobrychus belongs to Ardeidae'
  • 'Ixobrychus cinnamomeus belongs to Ixobrychus' according to Gmelin 1789
  • 'Ixobrychus cinnamomeus belongs to Ixobrychus'
  • 'Ixobrychus dubius belongs to Ixobrychus' according to Matthews 1912
  • 'Ixobrychus dubius belongs to Ixobrychus'
  • 'Ixobrychus eurhythmus belongs to Ixobrychus' according to Swinhoe 1873
  • 'Ixobrychus eurhythmus belongs to Ixobrychus'
  • 'Ixobrychus flavicollis belongs to Ixobrychus' according to Latham 1790
  • 'Ixobrychus flavicollis belongs to Ixobrychus'
  • 'Ixobrychus involucris belongs to Ixobrychus' according to Vieillot 1823
  • 'Ixobrychus involucris belongs to Ixobrychus'
  • 'Ixobrychus minutus belongs to Ixobrychus' according to Linnaeus 1766
  • 'Ixobrychus minutus belongs to Ixobrychus'
  • 'Ixobrychus novaezelandiae belongs to Ixobrychus' according to Potts 1871
  • 'Ixobrychus novaezelandiae belongs to Ixobrychus'
  • 'Ixobrychus sinensis belongs to Ixobrychus' according to Gmelin 1789
  • 'Ixobrychus sinensis belongs to Ixobrychus'
  • 'Ixobrychus sturmii belongs to Ixobrychus'
  • 'Ixobrychus sturmii belongs to Ixobrychus' according to Wagler 1827
  • 'Jacana belongs to Jacanidae'
  • 'Jacana jacana belongs to Jacana' according to Linnaeus 1766
  • 'Jacana jacana belongs to Jacana'
  • 'Jacanidae belongs to Scolopaci'
  • 'Jynginae belongs to Picidae'
  • 'Lari belongs to Charadriiformes'
  • 'Laridae belongs to Lari'
  • 'Larinae belongs to Laridae'
  • 'Larus parasiticus is recombined as Stercorarius parasiticus'
  • 'Laterallus belongs to Rallinae'
  • 'Laterallus jamaicensis belongs to Laterallus'
  • 'Laterallus jamaicensis belongs to Laterallus' according to Gmelin 1789
  • 'Leipoa belongs to Megapodiidae'
  • 'Leipoa ocellata belongs to Leipoa' according to Gould 1840
  • 'Leipoa ocellata belongs to Leipoa'
  • 'Leptoptilos crumenifer belongs to Leptoptilos' according to Lesson 1831
  • 'Leptoptilos javanicus belongs to Leptoptilos' according to Horsfield 1821
  • 'Leptosomidae belongs to Leptosomiformes'
  • 'Leptosomiformes belongs to Aves'
  • 'Leptosomus belongs to Leptosomidae'
  • 'Lesbiinae belongs to Trochilidae'
  • 'Lestris antarcticus is recombined as Catharacta antarctica'
  • 'Lestris pomarinus is recombined as Stercorarius pomarinus'
  • 'Leucocarbo belongs to Phalacrocoracidae'
  • 'Leucocarbo atriceps belongs to Leucocarbo' according to King 1828
  • 'Leucocarbo atriceps belongs to Leucocarbo'
  • 'Leucocarbo bougainvilliorum belongs to Leucocarbo' according to Lesson 1837
  • 'Leucocarbo bougainvilliorum belongs to Leucocarbo'
  • 'Leucocarbo campbelli belongs to Leucocarbo' according to Filhol 1878
  • 'Leucocarbo campbelli belongs to Leucocarbo'
  • 'Leucocarbo chalconotus belongs to Leucocarbo' according to Gray 1845
  • 'Leucocarbo chalconotus belongs to Leucocarbo'
  • 'Leucocarbo colensoi belongs to Leucocarbo' according to Buller 1888
  • 'Leucocarbo colensoi belongs to Leucocarbo'
  • 'Leucocarbo magellanicus belongs to Leucocarbo' according to Gmelin 1789
  • 'Leucocarbo magellanicus belongs to Leucocarbo'
  • 'Leucocarbo onslowi belongs to Leucocarbo' according to Forbes 1893
  • 'Leucocarbo onslowi belongs to Leucocarbo'
  • 'Leucocarbo ranfurlyi belongs to Leucocarbo' according to Ogilvie-Grant 1901
  • 'Leucocarbo ranfurlyi belongs to Leucocarbo'
  • 'Leucocarbo verrucosus belongs to Leucocarbo' according to Cabanis 1875
  • 'Leucocarbo verrucosus belongs to Leucocarbo'
  • 'Limosinae belongs to Scolopacidae'
  • 'Lophoceros belongs to Bucerotidae'
  • 'Lophoceros camurus belongs to Lophoceros' according to Cassin 1857
  • 'Lophoceros camurus belongs to Lophoceros'
  • 'Lopholaimus belongs to Raphinae'
  • 'Lopholaimus antarcticus belongs to Lopholaimus' according to Shaw 1794
  • 'Lopholaimus antarcticus belongs to Lopholaimus'
  • 'Lophophorini belongs to Phasianinae'
  • 'Lophopsittacus belongs to Psittaculini'
  • 'Lophopsittacus bensoni belongs to Lophopsittacus'
  • 'Loriini belongs to Loriinae'
  • 'Loriinidae was reranked as the subfamily Loriinae and belongs to Psittacidae'
  • 'Lorius belongs to Loriini'
  • 'Lorius lory belongs to Lorius' according to Linnaeus 1758
  • 'Lorius lory belongs to Lorius'
  • 'Lybiidae belongs to Piciformes'
  • 'Lybiinae belongs to Lybiidae'
  • 'Macrocephalon belongs to Megapodiidae'
  • 'Macrocephalon maleo belongs to Macrocephalon' according to Muller 1846
  • 'Macrocephalon maleo belongs to Macrocephalon'
  • 'Malacorhynchini belongs to Anserinae'
  • 'Malacorhynchus belongs to Malacorhynchini'
  • 'Mareca belongs to Anatini'
  • 'Mareca castanea is recombined as Anas castanea'
  • 'Mareca sibilatrix belongs to Mareca' according to Poeppig 1829
  • 'Mareca sibilatrix belongs to Mareca'
  • 'Mascarenachen kervazoi is recombined as Alopochen kervazoi'
  • 'Megadyptes belongs to Spheniscidae'
  • 'Megalaimidae belongs to Piciformes'
  • 'Megalaiminae belongs to Megalaimidae'
  • 'Megapodidae is corrected as Megapodiidae and belongs to Galliformes'
  • 'Megapodius belongs to Megapodiidae'
  • 'Megapodius eremita belongs to Megapodius'
  • 'Megapodius freycinet belongs to Megapodius' according to Gaimard 1823
  • 'Megapodius freycinet belongs to Megapodius'
  • 'Megapodius laperouse belongs to Megapodius'
  • 'Megapodius layardi belongs to Megapodius'
  • 'Megapodius pritchardii belongs to Megapodius'
  • 'Megapodius reinwardt belongs to Megapodius' according to Dumont 1823
  • 'Megapodius reinwardt belongs to Megapodius'
  • 'Melidora belongs to Halcyoninae'
  • 'Melidora macrorrhina belongs to Melidora' according to Lesson 1827
  • 'Melidora macrorrhina belongs to Melidora'
  • 'Melopsittacini belongs to Loriinae'
  • 'Melopsittacus belongs to Melopsittacini'
  • 'Melopsittacus undulatus belongs to Melopsittacus' according to Shaw 1805
  • 'Melopsittacus undulatus belongs to Melopsittacus'
  • 'Mergini belongs to Anatinae'
  • 'Meropidae belongs to Coraciiformes'
  • 'Merops belongs to Meropidae'
  • 'Merops apiaster belongs to Merops' according to Linnaeus 1758
  • 'Merops apiaster belongs to Merops'
  • 'Merops ornatus belongs to Merops' according to Latham 1801
  • 'Merops ornatus belongs to Merops'
  • 'Mesitornis belongs to Mesitornithidae'
  • 'Mesitornis unicolor belongs to Mesitornis' according to Des Murs 1845
  • 'Mesitornis unicolor belongs to Mesitornis'
  • 'Mesitornis variegatus belongs to Mesitornis' according to Geoffroy Saint-Hilaire 1838
  • 'Mesitornis variegatus belongs to Mesitornis'
  • 'Mesitornithidae belongs to Mesitornithiformes'
  • 'Mesitornithiformes belongs to Aves'
  • 'Micrastur belongs to Herpetotherinae'
  • 'Micrastur ruficollis belongs to Micrastur' according to Vieillot 1817
  • 'Micrastur ruficollis belongs to Micrastur'
  • 'Micrastur semitorquatus belongs to Micrastur' according to Vieillot 1817
  • 'Micrastur semitorquatus belongs to Micrastur'
  • 'Microcarbo belongs to Phalacrocoracidae'
  • 'Microcarbo niger belongs to Microcarbo'
  • 'Microcarbo niger belongs to Microcarbo' according to Vieillot 1817
  • 'Microcarbo pygmaeus belongs to Microcarbo' according to Pallas 1773
  • 'Microcarbo pygmaeus belongs to Microcarbo'
  • 'Micropsitta belongs to Micropsittini'
  • 'Micropsitta bruijnii belongs to Micropsitta' according to Salvadori 1875
  • 'Micropsitta bruijnii belongs to Micropsitta'
  • 'Micropsittini belongs to Psittaculinae'
  • 'Milvago belongs to Polyborini'
  • 'Momotidae belongs to Coraciiformes'
  • 'Monasa belongs to Bucconidae'
  • 'Monasa atra belongs to Monasa' according to Boddaert 1783
  • 'Monasa atra belongs to Monasa'
  • 'Monasa flavirostris belongs to Monasa' according to Strickland 1850
  • 'Monasa flavirostris belongs to Monasa'
  • 'Monasa morphoeus belongs to Monasa' according to Hahn and Küster 1823
  • 'Monasa morphoeus belongs to Monasa'
  • 'Monasa nigrifrons belongs to Monasa' according to Spix 1824
  • 'Monasa nigrifrons belongs to Monasa'
  • 'Monias belongs to Mesitornithidae'
  • 'Monias benschi belongs to Monias'
  • 'Mormon corniculata is recombined as Fratercula corniculata'
  • 'Musophaga rossae belongs to Musophaga' according to Gould 1852
  • 'Musophaga violacea belongs to Musophaga' according to Isert 1789
  • 'Musophagidae belongs to Musophagiformes'
  • 'Musophagiformes belongs to Aves'
  • 'Musophaginae belongs to Musophagidae'
  • 'Mycteria cinerea belongs to Mycteria' according to Raffles 1822
  • 'Mycteria leucocephala belongs to Mycteria' according to Pennant 1769
  • 'Nannopterum belongs to Phalacrocoracidae'
  • 'Nannopterum auritus belongs to Nannopterum' according to Lesson 1831
  • 'Nannopterum auritus belongs to Nannopterum'
  • 'Nannopterum brasilianus belongs to Nannopterum' according to Gmelin 1789
  • 'Nannopterum brasilianus belongs to Nannopterum'
  • 'Nannopterum harrisi belongs to Nannopterum' according to Rothschild 1898
  • 'Nannopterum harrisi belongs to Nannopterum'
  • 'Necropsittacus belongs to Psittaculini'
  • 'Neomorphini belongs to Crotophaginae'
  • 'Nestor belongs to Nestorinae'
  • 'Nestor notabilis belongs to Nestor'
  • 'Nestorinae belongs to Strigopidae'
  • 'Netta belongs to Aythyini'
  • 'Netta peposaca belongs to Netta' according to Vieillot 1816
  • 'Netta peposaca belongs to Netta'
  • 'Nettapus belongs to Cairinini'
  • 'Nettapus auritus belongs to Nettapus' according to Boddaert 1783
  • 'Nettapus auritus belongs to Nettapus'
  • 'Nettapus coromandelianus belongs to Nettapus'
  • 'Nettapus coromandelianus belongs to Nettapus' according to Gmelin 1789
  • 'Nettapus pulchellus belongs to Nettapus' according to Gould 1842
  • 'Nettapus pulchellus belongs to Nettapus'
  • 'Nipponia belongs to Threskiornithidae'
  • 'Nipponia nippon belongs to Nipponia' according to Temminck 1835
  • 'Nipponia nippon belongs to Nipponia'
  • 'Nothocercus belongs to Tinamidae'
  • 'Nothocercus bonapartei belongs to Nothocercus' according to Gray 1867
  • 'Nothocercus bonapartei belongs to Nothocercus'
  • 'Nothocercus julius belongs to Nothocercus' according to Bonaparte 1854
  • 'Nothocercus julius belongs to Nothocercus'
  • 'Nothocercus nigrocapillus belongs to Nothocercus' according to Gray 1867
  • 'Nothocercus nigrocapillus belongs to Nothocercus'
  • 'Nothoprocta cinerascens belongs to Nothoprocta' according to Burmeister 1860
  • 'Nothoprocta curvirostris belongs to Nothoprocta' according to Sclater and Salvin 1873
  • 'Nothoprocta ornata belongs to Nothoprocta' according to Gray 1867
  • 'Nothoprocta pentlandii belongs to Nothoprocta' according to Gray 1867
  • 'Nothoprocta perdicaria belongs to Nothoprocta' according to Kittlitz 1830
  • 'Nothoprocta taczanowskii belongs to Nothoprocta' according to Sclater and Salvin 1875
  • 'Nothura boraquira belongs to Nothura' according to Spix 1825
  • 'Nothura chacoensis belongs to Nothura' according to Conover 1937
  • 'Nothura maculosa belongs to Nothura' according to Temminck 1815
  • 'Nothura minor belongs to Nothura' according to Spix 1825
  • 'Notornis hochstetteri is recombined as Porphyrio hochstetteri'
  • 'Numeniinae belongs to Scolopacidae'
  • 'Numididae belongs to Galliformes'
  • 'Nyctibiidae belongs to Caprimulgiformes'
  • 'Nyctibius belongs to Nyctibiidae'
  • 'Nyctibius aethereus belongs to Nyctibius' according to Wied 1820
  • 'Nyctibius aethereus belongs to Nyctibius'
  • 'Nyctibius grandis belongs to Nyctibius' according to Gmelin 1789
  • 'Nyctibius grandis belongs to Nyctibius'
  • 'Nyctibius griseus belongs to Nyctibius' according to Gmelin 1789
  • 'Nyctibius griseus belongs to Nyctibius'
  • 'Nymphicinae belongs to Cacatuidae'
  • 'Nymphicus belongs to Nymphicinae'
  • 'Nymphicus hollandicus belongs to Nymphicus' according to Kerr 1792
  • 'Nymphicus hollandicus belongs to Nymphicus'
  • 'Oceanitidae belongs to Procellariiformes'
  • 'Odontophoridae belongs to Galliformes'
  • 'Odontophorinae belongs to Odontophoridae'
  • 'Odontophorus belongs to Odontophorinae'
  • 'Odontophorus capueira belongs to Odontophorus' according to Spix 1825
  • 'Odontophorus capueira belongs to Odontophorus'
  • 'Odontophorus columbianus belongs to Odontophorus' according to Gould 1850
  • 'Odontophorus columbianus belongs to Odontophorus'
  • 'Oedicnemus capensis is recombined as Burhinus capensis'
  • 'Oedicnemus magnirostris is recombined as Esacus magnirostris'
  • 'Oedicnemus superciliaris is recombined as Burhinus superciliaris'
  • 'Opisthocomidae belongs to Opisthocomiformes'
  • 'Opisthocomiformes belongs to Aves'
  • 'Opisthocomus belongs to Opisthocomidae'
  • 'Opisthocomus hoazin belongs to Opisthocomus' according to Muller 1776
  • 'Opisthocomus hoazin belongs to Opisthocomus'
  • 'Oreophasinae belongs to Cracidae'
  • 'Ortalis belongs to Ortalisinae'
  • 'Ortalis canicollis belongs to Ortalis' according to Wagler 1830
  • 'Ortalis canicollis belongs to Ortalis'
  • 'Ortalis cinereiceps belongs to Ortalis' according to Gray 1867
  • 'Ortalis motmot belongs to Ortalis' according to Linnaeus 1766
  • 'Ortalis motmot belongs to Ortalis'
  • 'Ortalisinae belongs to Cracidae'
  • 'Orthorhyncus belongs to Trochilini'
  • 'Ortyx guttata is recombined as Odontophorus guttatus'
  • 'Otididae belongs to Otidiformes'
  • 'Otidiformes belongs to Aves'
  • 'Oxyura belongs to Oxyurinae'
  • 'Oxyura australis belongs to Oxyura' according to Gould 1836
  • 'Oxyura australis belongs to Oxyura'
  • 'Oxyura ferruginea belongs to Oxyura' according to Eyton 1838
  • 'Oxyura ferruginea belongs to Oxyura'
  • 'Oxyura maccoa belongs to Oxyura' according to Eyton 1838
  • 'Oxyura maccoa belongs to Oxyura'
  • 'Oxyura vittata belongs to Oxyura' according to Philippi 1860
  • 'Oxyura vittata belongs to Oxyura'
  • 'Oxyurinae belongs to Anatidae'
  • 'Pandion belongs to Pandionidae'
  • 'Pandionidae belongs to Accipitriformes'
  • 'Papasula belongs to Sulidae'
  • 'Pareudiastes belongs to Rallinae'
  • 'Pareudiastes pacificus belongs to Pareudiastes'
  • 'Pareudiastes pacificus belongs to Pareudiastes' according to Hartlaub and Finsch 1871
  • 'Pareudiastes silvestris belongs to Pareudiastes' according to Mayr 1933
  • 'Pareudiastes silvestris belongs to Pareudiastes'
  • 'Passeriformes belongs to Aves'
  • 'Patagoninae belongs to Trochilidae'
  • 'Pavonini belongs to Phasianinae'
  • 'Pedionomidae belongs to Scolopaci'
  • 'Pelecanidae belongs to Pelecaniformes'
  • 'Pelecaniformes belongs to Aves'
  • 'Pelecanus belongs to Pelecanidae'
  • 'Pelecanus africanus is recombined as Microcarbo africanus'
  • 'Pelecanus aquilus is recombined as Fregata aquila'
  • 'Pelecanus capensis is recombined as Phalacrocorax capensis'
  • 'Pelecanus carbo is recombined as Phalacrocorax carbo'
  • 'Pelecanus carunculatus is recombined as Leucocarbo carunculatus'
  • 'Pelecanus minor is recombined as Fregata minor'
  • 'Pelecanus punctatus is recombined as Phalacrocorax punctatus'
  • 'Pelecanus thagus belongs to Pelecanus' according to Molina 1782
  • 'Pelecanus thagus belongs to Pelecanus'
  • 'Pelecanus varius is recombined as Phalacrocorax varius'
  • 'Penelope belongs to Penelopinae'
  • 'Penelope superciliaris belongs to Penelope' according to Temminck 1815
  • 'Penelope superciliaris belongs to Penelope'
  • 'Penelopinae belongs to Cracidae'
  • 'Peristerinae belongs to Columbidae'
  • 'Pezophaps belongs to Raphinae'
  • 'Phaethon belongs to Phaethontidae'
  • 'Phaethon aethereus belongs to Phaethon'
  • 'Phaethon lepturus belongs to Phaethon'
  • 'Phaethon rubricauda belongs to Phaethon'
  • 'Phaethontes was reranked as the order Phaethontiformes and belongs to Aves'
  • 'Phaethontidae belongs to Phaethontiformes'
  • 'Phaethornithinae belongs to Trochilidae'
  • 'Phalacrocoracidae belongs to Suliformes'
  • 'Phalacrocorax belongs to Phalacrocoracidae'
  • 'Phalacrocorax featherstoni belongs to Phalacrocorax'
  • 'Phalacrocorax fuscescens belongs to Phalacrocorax' according to Vieillot 1817
  • 'Phalacrocorax fuscescens belongs to Phalacrocorax'
  • 'Phalacrocorax fuscicollis belongs to Phalacrocorax'
  • 'Phalacrocorax fuscicollis belongs to Phalacrocorax' according to Stephens 1826
  • 'Phalacrocorax nigrogularis belongs to Phalacrocorax'
  • 'Phalacrocorax nigrogularis belongs to Phalacrocorax' according to Ogilvie-Grant and Forbes 1899
  • 'Phalacrocorax perspicillatus belongs to Phalacrocorax'
  • 'Phalacrocorax sulcirostris belongs to Phalacrocorax' according to Brandt 1837
  • 'Phalacrocorax sulcirostris belongs to Phalacrocorax'
  • 'Phalcoboenus belongs to Polyborini'
  • 'Phalcoboenus chimango belongs to Phalcoboenus' according to Vieillot 1816
  • 'Phalcoboenus chimango belongs to Phalcoboenus'
  • 'Pharomachrus belongs to Trogonidae'
  • 'Pharomachrus mocinno belongs to Pharomachrus'
  • 'Pharomachrus mocinno belongs to Pharomachrus' according to de la Llave 1832
  • 'Phasianidae belongs to Galliformes'
  • 'Phasianinae belongs to Phasianidae'
  • 'Phasianini belongs to Phasianinae'
  • 'Phodilinae belongs to Tytonidae'
  • 'Phodilus belongs to Phodilinae'
  • 'Phodilus assimilis belongs to Phodilus' according to Hume 1877
  • 'Phodilus assimilis belongs to Phodilus'
  • 'Phodilus badius belongs to Phodilus' according to Horsfield 1821
  • 'Phodilus badius belongs to Phodilus'
  • 'Phodilus prigoginei belongs to Phodilus' according to Schouteden 1952
  • 'Phodilus prigoginei belongs to Phodilus'
  • 'Phoebastria belongs to Diomedeidae'
  • 'Phoebastria irrorata belongs to Phoebastria' according to Salvin 1883
  • 'Phoebastria irrorata belongs to Phoebastria'
  • 'Phoebetria belongs to Diomedeidae'
  • 'Phoebetria palpebrata belongs to Phoebetria' according to Forster 1785
  • 'Phoebetria palpebrata belongs to Phoebetria'
  • 'Phoeniconaias belongs to Phoenicopteridae'
  • 'Phoenicoparrus belongs to Phoenicopteridae'
  • 'Phoenicoparrus andinus belongs to Phoenicoparrus' according to Philippi 1854
  • 'Phoenicoparrus andinus belongs to Phoenicoparrus'
  • 'Phoenicoparrus jamesi belongs to Phoenicoparrus' according to Sclater 1886
  • 'Phoenicoparrus jamesi belongs to Phoenicoparrus'
  • 'Phoenicopteridae belongs to Phoenicopteriformes'
  • 'Phoenicopteriformes belongs to Aves'
  • 'Phoenicopterus belongs to Phoenicopteridae'
  • 'Phoenicopterus chilensis belongs to Phoenicopterus'
  • 'Phoenicopterus chilensis belongs to Phoenicopterus' according to Molina 1782
  • 'Phoenicopterus minor is recombined as Phoeniconaias minor'
  • 'Phoenicopterus roseus belongs to Phoenicopterus'
  • 'Phoenicopterus ruber belongs to Phoenicopterus'
  • 'Phoeniculidae belongs to Bucerotiformes'
  • 'Phoeniculus belongs to Phoeniculidae'
  • 'Phoeniculus bollei belongs to Phoeniculus' according to Hartlaub 1858
  • 'Phoeniculus bollei belongs to Phoeniculus'
  • 'Phoeniculus damarensis belongs to Phoeniculus' according to Ogilvie-Grant 1901
  • 'Phoeniculus damarensis belongs to Phoeniculus'
  • 'Phoeniculus purpureus belongs to Phoeniculus' according to Miller 1784
  • 'Phoeniculus purpureus belongs to Phoeniculus'
  • 'Phoeniculus somaliensis belongs to Phoeniculus' according to Ogilvie-Grant 1901
  • 'Phoeniculus somaliensis belongs to Phoeniculus'
  • 'Picidae belongs to Piciformes'
  • 'Piciformes belongs to Aves'
  • 'Picinae belongs to Picidae'
  • 'Picumninae belongs to Picidae'
  • 'Pilherodius belongs to Ardeidae'
  • 'Pilherodius pileatus belongs to Pilherodius' according to Boddaert 1783
  • 'Pilherodius pileatus belongs to Pilherodius'
  • 'Pinguinus belongs to Alcinae'
  • 'Platalea belongs to Threskiornithidae'
  • 'Platalea ajaja belongs to Platalea'
  • 'Platalea alba belongs to Platalea'
  • 'Platalea flavipes belongs to Platalea'
  • 'Platalea leucorodia belongs to Platalea'
  • 'Platalea minor belongs to Platalea'
  • 'Platalea minor belongs to Platalea' according to Temminck and Schlegel 1849
  • 'Platalea regia belongs to Platalea' according to Gould 1838
  • 'Platalea regia belongs to Platalea'
  • 'Platycercinae belongs to Psittacidae'
  • 'Plautus alle is recombined as Alle alle'
  • 'Plectropterus belongs to Cairinini'
  • 'Plotus anhinga is recombined as Anhinga anhinga'
  • 'Pluvialinae belongs to Charadriidae'
  • 'Pluvianellidae belongs to Charadrii'
  • 'Pluvianidae belongs to Charadrii'
  • 'Plyctolophus productus is recombined as Nestor productus'
  • 'Podargidae belongs to Caprimulgiformes'
  • 'Podargus belongs to Podargidae'
  • 'Podargus ocellatus belongs to Podargus' according to Quoy and Gaimard 1830
  • 'Podargus ocellatus belongs to Podargus'
  • 'Podargus papuensis belongs to Podargus' according to Quoy and Gaimard 1830
  • 'Podargus papuensis belongs to Podargus'
  • 'Podica belongs to Heliornithidae'
  • 'Podica personata is recombined as Heliopais personatus'
  • 'Podica senegalensis belongs to Podica' according to Vieillot 1817
  • 'Podica senegalensis belongs to Podica'
  • 'Podicipedidae belongs to Podicipediformes'
  • 'Podicipediformes belongs to Aves'
  • 'Poikilocarbo belongs to Phalacrocoracidae'
  • 'Poikilocarbo gaimardi belongs to Poikilocarbo' according to Lesson and Garnot 1828
  • 'Poikilocarbo gaimardi belongs to Poikilocarbo'
  • 'Polyborini belongs to Falconinae'
  • 'Polyborus chimachima is recombined as Milvago chimachima'
  • 'Polyplectronini belongs to Phasianinae'
  • 'Polytminae belongs to Trochilidae'
  • 'Porphyrio belongs to Rallinae'
  • 'Porphyrio albus belongs to Porphyrio' according to White 1790
  • 'Porphyrio albus belongs to Porphyrio'
  • 'Porphyrio alleni belongs to Porphyrio'
  • 'Porphyrio caerulescens belongs to Porphyrio' according to Selys Longchamps 1848
  • 'Porphyrio caerulescens belongs to Porphyrio'
  • 'Porphyrio cinereus is recombined as Amaurornis cinerea'
  • 'Porphyrio flavirostris belongs to Porphyrio' according to Gmelin 1789
  • 'Porphyrio flavirostris belongs to Porphyrio'
  • 'Porphyrio kukwiedei belongs to Porphyrio'
  • 'Porphyrio mantelli belongs to Porphyrio'
  • 'Porphyrio mantelli belongs to Porphyrio' according to Owen 1848
  • 'Porphyrio paepae belongs to Porphyrio'
  • 'Porzana belongs to Rallinae'
  • 'Porzana albicollis belongs to Porzana' according to Vieillot 1819
  • 'Porzana albicollis belongs to Porzana'
  • 'Porzana atra is recombined as Zapornia atra'
  • 'Porzana fasciata belongs to Porzana' according to Sclater and Salvin 1868
  • 'Porzana fasciata belongs to Porzana'
  • 'Porzana fluminea belongs to Porzana'
  • 'Porzana spiloptera belongs to Porzana' according to Durnford 1877
  • 'Porzana spiloptera belongs to Porzana'
  • 'Procellaria grallaria is recombined as Fregetta grallaria'
  • 'Procellariidae belongs to Procellariiformes'
  • 'Procellariiformes belongs to Aves'
  • 'Psilopogon belongs to Megalaiminae'
  • 'Psilopogon haemacephalus belongs to Psilopogon' according to Müller 1776
  • 'Psilopogon haemacephalus belongs to Psilopogon'
  • 'Psittacellinae belongs to Psittacidae'
  • 'Psittacidae belongs to Psittaciformes'
  • 'Psittaciformes belongs to Aves'
  • 'Psittacinae belongs to Psittacidae'
  • 'Psittacula belongs to Psittaculini'
  • 'Psittaculinae belongs to Psittacidae'
  • 'Psittaculini belongs to Psittaculinae'
  • 'Psittacus belongs to Psittacinae'
  • 'Psittacus albifrons is recombined as Amazona albifrons'
  • 'Psittacus banksii is recombined as Calyptorhynchus banksii'
  • 'Psittacus eques is recombined as Psittacula eques'
  • 'Psittacus erithacus belongs to Psittacus' according to Linnaeus 1758
  • 'Psittacus erithacus belongs to Psittacus'
  • 'Psittacus lathami is recombined as Calyptorhynchus lathami'
  • 'Psittacus leucocephalus is recombined as Amazona leucocephala'
  • 'Psittacus mauritianus is recombined as Lophopsittacus mauritianus'
  • 'Psittacus meridionalis is recombined as Nestor meridionalis'
  • 'Psittacus rodricanus is recombined as Necropsittacus rodricanus'
  • 'Psittacus tenuirostris is recombined as Cacatua tenuirostris'
  • 'Psittacus ventralis is recombined as Amazona ventralis'
  • 'Psittrichasinae belongs to Psittacidae'
  • 'Psophia belongs to Psophiidae'
  • 'Psophia crepitans belongs to Psophia' according to Linnaeus 1758
  • 'Psophia crepitans belongs to Psophia'
  • 'Psophia dextralis belongs to Psophia' according to Conover 1934
  • 'Psophia dextralis belongs to Psophia'
  • 'Psophia leucoptera belongs to Psophia' according to Spix 1825
  • 'Psophia leucoptera belongs to Psophia'
  • 'Psophia obscura belongs to Psophia' according to Pelzeln 1857
  • 'Psophia obscura belongs to Psophia'
  • 'Psophia ochroptera belongs to Psophia' according to Pelzeln 1857
  • 'Psophia ochroptera belongs to Psophia'
  • 'Psophia viridis belongs to Psophia' according to Spix 1825
  • 'Psophia viridis belongs to Psophia'
  • 'Psophiidae belongs to Gruiformes'
  • 'Pterocles belongs to Pteroclidae'
  • 'Pterocles bicinctus belongs to Pterocles' according to Temminck 1815
  • 'Pterocles bicinctus belongs to Pterocles'
  • 'Pterocles burchelli belongs to Pterocles' according to Sclater 1922
  • 'Pterocles coronatus belongs to Pterocles' according to Luchtenstein 1823
  • 'Pterocles decoratus belongs to Pterocles' according to Cabanis 1868
  • 'Pterocles decoratus belongs to Pterocles'
  • 'Pterocles exustus belongs to Pterocles' according to Temminck 1825
  • 'Pterocles gutturalis belongs to Pterocles' according to Smith 1836
  • 'Pterocles indicus belongs to Pterocles' according to Gmelin 1789
  • 'Pterocles indicus belongs to Pterocles'
  • 'Pterocles lichtensteinii belongs to Pterocles' according to Temminck 1825
  • 'Pterocles lichtensteinii belongs to Pterocles'
  • 'Pterocles namaqua belongs to Pterocles' according to Gmelin 1789
  • 'Pterocles quadricinctus belongs to Pterocles' according to Temminck 1815
  • 'Pterocles quadricinctus belongs to Pterocles'
  • 'Pterocles senegallus belongs to Pterocles' according to Linnaeus 1771
  • 'Pteroclidae belongs to Pterocliformes'
  • 'Pterocliformes belongs to Aves'
  • 'Pterodroma belongs to Procellariidae'
  • 'Pterodroma incerta belongs to Pterodroma' according to Schlegel 1863
  • 'Pterodroma incerta belongs to Pterodroma'
  • 'Pteroglossus belongs to Ramphastidae'
  • 'Pteroglossus bailloni belongs to Pteroglossus' according to Vieillot 1819
  • 'Pteroglossus bailloni belongs to Pteroglossus'
  • 'Pteroglossus humboldti belongs to Pteroglossus' according to Wagler 1827
  • 'Pteroglossus humboldti belongs to Pteroglossus'
  • 'Pteroglossus inscriptus belongs to Pteroglossus' according to Swainson 1822
  • 'Pteroglossus inscriptus belongs to Pteroglossus'
  • 'Pteroglossus torquatus belongs to Pteroglossus' according to Gmelin 1788
  • 'Pteroglossus torquatus belongs to Pteroglossus'
  • 'Pteroglossus viridis belongs to Pteroglossus' according to Linnaeus 1766
  • 'Pteroglossus viridis belongs to Pteroglossus'
  • 'Pteronetta belongs to Aythyini'
  • 'Pteronetta hartlaubii belongs to Pteronetta' according to Cassin 1859
  • 'Pteronetta hartlaubii belongs to Pteronetta'
  • 'Ptilopachinae belongs to Odontophoridae'
  • 'Ptychoramphus belongs to Aethiinae'
  • 'Pygoscelis belongs to Spheniscidae'
  • 'Querquedula bernieri is recombined as Anas bernieri'
  • 'Rallidae belongs to Gruiformes'
  • 'Rallinae belongs to Rallidae'
  • 'Rallus carolinus is recombined as Porzana carolina'
  • 'Rallus porzana is recombined as Porzana porzana'
  • 'Rallus tabuensis is recombined as Zapornia tabuensis'
  • 'Ramphastidae belongs to Piciformes'
  • 'Ramphastos belongs to Ramphastidae'
  • 'Ramphastos ambiguus belongs to Ramphastos'
  • 'Ramphastos ambiguus belongs to Ramphastos' according to Swainson 1823
  • 'Ramphastos ariel belongs to Ramphastos' according to Vigors 1826
  • 'Ramphastos ariel belongs to Ramphastos'
  • 'Ramphastos brevis belongs to Ramphastos' according to Meyer de Schauensee 1945
  • 'Ramphastos brevis belongs to Ramphastos'
  • 'Ramphastos citreolaemus belongs to Ramphastos' according to Gould 1844
  • 'Ramphastos citreolaemus belongs to Ramphastos'
  • 'Ramphastos culminatus belongs to Ramphastos' according to Gould 1833
  • 'Ramphastos culminatus belongs to Ramphastos'
  • 'Ramphastos cuvieri belongs to Ramphastos' according to Wagler 1827
  • 'Ramphastos cuvieri belongs to Ramphastos'
  • 'Ramphastos dicolorus belongs to Ramphastos' according to Linnaeus 1766
  • 'Ramphastos dicolorus belongs to Ramphastos'
  • 'Ramphastos sulfuratus belongs to Ramphastos' according to Lesson 1830
  • 'Ramphastos sulfuratus belongs to Ramphastos'
  • 'Ramphastos toco belongs to Ramphastos'
  • 'Ramphastos toco belongs to Ramphastos' according to Muller 1776
  • 'Ramphastos tucanus belongs to Ramphastos' according to Linnaeus 1758
  • 'Ramphastos tucanus belongs to Ramphastos'
  • 'Ramphastos vitellinus belongs to Ramphastos' according to Lichtenstein 1823
  • 'Ramphastos vitellinus belongs to Ramphastos'
  • 'Raphidae was reranked as the subfamily Raphinae and belongs to Columbidae'
  • 'Raphus belongs to Raphinae'
  • 'Recurvirostridae belongs to Charadrii'
  • 'Recurvirostrinae belongs to Recurvirostridae'
  • 'Rhea belongs to Rheidae'
  • 'Rhea pennata belongs to Rhea'
  • 'Rhea tarapacensis belongs to Rhea' according to Chubb 1913
  • 'Rhea tarapacensis belongs to Rhea'
  • 'Rheidae belongs to Struthioniformes'
  • 'Rhynchotus maculicollis belongs to Rhynchotus' according to Gray 1867
  • 'Rhynchotus rufescens belongs to Rhynchotus' according to Temminck 1815
  • 'Rhynochetidae belongs to Eurypygiformes'
  • 'Rhynochetos belongs to Rhynochetidae'
  • 'Rhynochetos jubatus belongs to Rhynochetos' according to Verreaux and Des Murs 1860
  • 'Rhynochetos jubatus belongs to Rhynochetos'
  • 'Rigidipenna belongs to Podargidae'
  • 'Rigidipenna inexpectata belongs to Rigidipenna' according to Cleere et al. 2007
  • 'Rigidipenna inexpectata belongs to Rigidipenna'
  • 'Rollulinae belongs to Phasianidae'
  • 'Rostratula belongs to Rostratulidae'
  • 'Rostratula australis belongs to Rostratula' according to Gould 1838
  • 'Rostratula australis belongs to Rostratula'
  • 'Rostratula benghalensis belongs to Rostratula' according to Linnaeus 1758
  • 'Rostratula benghalensis belongs to Rostratula'
  • 'Rostratulidae belongs to Scolopaci'
  • 'Rynchopidae was reranked as the subfamily Rynchopinae and belongs to Laridae'
  • 'Rynchops belongs to Rynchopinae'
  • 'Rynchops niger belongs to Rynchops' according to Linnaeus 1758
  • 'Rynchops niger belongs to Rynchops'
  • 'Sagittariidae belongs to Accipitriformes'
  • 'Sagittarius belongs to Sagittariidae'
  • 'Sagittarius serpentarius belongs to Sagittarius' according to Miller 1779
  • 'Sagittarius serpentarius belongs to Sagittarius'
  • 'Sarcidiornis mauritianus is recombined as Alopochen mauritiana'
  • 'Sarcoramphus belongs to Cathartidae'
  • 'Sarothrura belongs to Sarothrurinae'
  • 'Sarothrura affinis belongs to Sarothrura' according to Smith 1828
  • 'Sarothrura affinis belongs to Sarothrura'
  • 'Sarothrurinae belongs to Rallidae'
  • 'Saurothera californiana is recombined as Geococcyx californianus'
  • 'Scolopaci belongs to Charadriiformes'
  • 'Scolopacidae belongs to Scolopaci'
  • 'Scolopacinae belongs to Scolopacidae'
  • 'Scolopax alba is recombined as Eudocimus albus'
  • 'Scopidae belongs to Pelecaniformes'
  • 'Scopus belongs to Scopidae'
  • 'Scopus umbretta belongs to Scopus'
  • 'Semnornis belongs to Semnornithidae'
  • 'Semnornis frantzii belongs to Semnornis' according to Sclater 1864
  • 'Semnornis frantzii belongs to Semnornis'
  • 'Semnornis ramphastinus belongs to Semnornis' according to Jardine 1855
  • 'Semnornis ramphastinus belongs to Semnornis'
  • 'Semnornithidae belongs to Piciformes'
  • 'Setochalcis noctitherus is recombined as Antrostomus noctitherus'
  • 'Somateria belongs to Mergini'
  • 'Somateria fischeri belongs to Somateria' according to Brandt 1847
  • 'Somateria fischeri belongs to Somateria'
  • 'Spheniscidae belongs to Sphenisciformes'
  • 'Sphenisciformes belongs to Aves'
  • 'Spheniscus belongs to Spheniscidae'
  • 'Spheniscus humboldti belongs to Spheniscus'
  • 'Spheniscus humboldti belongs to Spheniscus' according to Meyen 1834
  • 'Spheniscus magellanicus belongs to Spheniscus' according to Forster 1781
  • 'Spheniscus magellanicus belongs to Spheniscus'
  • 'Spheniscus mendiculus belongs to Spheniscus'
  • 'Spheniscus mendiculus belongs to Spheniscus' according to Sundevall 1871
  • 'Steatornis belongs to Steatornithidae'
  • 'Steatornis caripensis belongs to Steatornis' according to Humboldt 1817
  • 'Steatornis caripensis belongs to Steatornis'
  • 'Steatornithidae belongs to Caprimulgiformes'
  • 'Stercorariidae belongs to Lari'
  • 'Stercorarius belongs to Stercorariidae'
  • 'Stercorarius longicaudus belongs to Stercorarius'
  • 'Stercorarius maccormicki is recombined as Catharacta maccormicki'
  • 'Sterninae belongs to Laridae'
  • 'Stictonetta belongs to Stictonettini'
  • 'Stictonetta naevosa belongs to Stictonetta'
  • 'Stictonettini belongs to Anserinae'
  • 'Strigidae belongs to Strigiformes'
  • 'Strigiformes belongs to Aves'
  • 'Striginae belongs to Strigidae'
  • 'Strigopidae belongs to Psittaciformes'
  • 'Strigopinae belongs to Strigopidae'
  • 'Strigops belongs to Strigopinae'
  • 'Strigops habroptila belongs to Strigops'
  • 'Struthio belongs to Struthionidae'
  • 'Struthio americanus is recombined as Rhea americana'
  • 'Struthio camelus belongs to Struthio'
  • 'Struthio cucullatus is recombined as Raphus cucullatus'
  • 'Struthio molybdophanes belongs to Struthio' according to Reichenow 1883
  • 'Struthio molybdophanes belongs to Struthio'
  • 'Struthionidae belongs to Struthioniformes'
  • 'Struthioniformes belongs to Aves'
  • 'Sula belongs to Sulidae'
  • 'Sula abbotti is recombined as Papasula abbotti'
  • 'Sula granti belongs to Sula' according to Rothschild 1902
  • 'Sula granti belongs to Sula'
  • 'Sula nebouxii belongs to Sula' according to Milne-Edwards 1882
  • 'Sula nebouxii belongs to Sula'
  • 'Sulidae belongs to Suliformes'
  • 'Suliformes belongs to Aves'
  • 'Surniinae belongs to Strigidae'
  • 'Synthliboramphus belongs to Alcinae'
  • 'Synthliboramphus antiquus belongs to Synthliboramphus'
  • 'Synthliboramphus craveri belongs to Synthliboramphus'
  • 'Synthliboramphus craveri belongs to Synthliboramphus' according to Salvadori 1865
  • 'Synthliboramphus scrippsi belongs to Synthliboramphus' according to Green and Arnold 1939
  • 'Synthliboramphus scrippsi belongs to Synthliboramphus'
  • 'Synthliboramphus wumizusume belongs to Synthliboramphus' according to Temminck 1835
  • 'Synthliboramphus wumizusume belongs to Synthliboramphus'
  • 'Syrigma belongs to Ardeidae'
  • 'Syrigma sibilatrix belongs to Syrigma'
  • 'Syrrhaptes tibetanus belongs to Syrrhaptes' according to Gould 1850
  • 'Tachyeres belongs to Anatini'
  • 'Tachyeres leucocephalus belongs to Tachyeres' according to Humphrey and Thompson 1981
  • 'Tachyeres leucocephalus belongs to Tachyeres'
  • 'Tachyeres patachonicus belongs to Tachyeres' according to King 1828
  • 'Tachyeres patachonicus belongs to Tachyeres'
  • 'Tadorna belongs to Tadornini'
  • 'Tadorna cana belongs to Tadorna' according to Gmelin 1789
  • 'Tadorna cana belongs to Tadorna'
  • 'Tadorna cristata belongs to Tadorna' according to Kuroda 1917
  • 'Tadorna cristata belongs to Tadorna'
  • 'Tadornini belongs to Anatinae'
  • 'Talegalla belongs to Megapodiidae'
  • 'Talegalla cuvieri belongs to Talegalla' according to Lesson 1828
  • 'Talegalla cuvieri belongs to Talegalla'
  • 'Talegalla fuscirostris belongs to Talegalla' according to Salvadori 1877
  • 'Talegalla fuscirostris belongs to Talegalla'
  • 'Talegalla jobiensis belongs to Talegalla' according to Meyer 1874
  • 'Talegalla jobiensis belongs to Talegalla'
  • 'Tantalus aethiopicus is recombined as Threskiornis aethiopicus'
  • 'Taoniscus belongs to Tinamidae'
  • 'Taoniscus nanus belongs to Taoniscus' according to Temminck 1815
  • 'Tauraco belongs to Musophaginae'
  • 'Tauraco bannermani belongs to Tauraco' according to Bates 1923
  • 'Tauraco corythaix belongs to Tauraco' according to Wagler 1827
  • 'Tauraco erythrolophus belongs to Tauraco' according to Vieillot 1819
  • 'Tauraco fischeri belongs to Tauraco' according to Reichenow 1878
  • 'Tauraco hartlaubi belongs to Tauraco' according to Fischer and Reichenow 1884
  • 'Tauraco leucolophus belongs to Tauraco' according to Heuglin 1855
  • 'Tauraco leucotis belongs to Tauraco' according to Ruppell 1835
  • 'Tauraco livingstonii belongs to Tauraco' according to Gray 1864
  • 'Tauraco macrorhynchus belongs to Tauraco' according to Fraser 1839
  • 'Tauraco persa belongs to Tauraco' according to Linnaeus 1758
  • 'Tauraco ruspolii belongs to Tauraco' according to Salvadori 1896
  • 'Tauraco schalowi belongs to Tauraco' according to Reichenow 1891
  • 'Tauraco schuettii belongs to Tauraco' according to Cabanis 1879
  • 'Tetraonini belongs to Phasianinae'
  • 'Thalassarche belongs to Diomedeidae'
  • 'Thalassarche melanophris belongs to Thalassarche' according to Temminck 1828
  • 'Thalassarche melanophris belongs to Thalassarche'
  • 'Thalassornis belongs to Dendrocygninae'
  • 'Thalassornis leuconotus belongs to Thalassornis' according to Eyson 1838
  • 'Thalassornis leuconotus belongs to Thalassornis'
  • 'Thinocoridae belongs to Scolopaci'
  • 'Threskiornis belongs to Threskiornithidae'
  • 'Threskiornis bernieri belongs to Threskiornis' according to Bonaparte 1855
  • 'Threskiornis bernieri belongs to Threskiornis'
  • 'Threskiornis melanocephalus belongs to Threskiornis' according to Latham 1790
  • 'Threskiornis melanocephalus belongs to Threskiornis'
  • 'Threskiornis spinicollis belongs to Threskiornis' according to Jameson 1835
  • 'Threskiornis spinicollis belongs to Threskiornis'
  • 'Threskiornithidae belongs to Pelecaniformes'
  • 'Tigrisoma belongs to Ardeidae'
  • 'Tigrisoma lineatum belongs to Tigrisoma' according to Boddaert 1783
  • 'Tigrisoma lineatum belongs to Tigrisoma'
  • 'Tinamidae belongs to Struthioniformes'
  • 'Tinamotis belongs to Tinamidae'
  • 'Tinamotis ingoufi belongs to Tinamotis' according to Oustalet 1890
  • 'Tinamotis pentlandii belongs to Tinamotis' according to Vigors 1837
  • 'Tinamus belongs to Tinamidae'
  • 'Tinamus guttatus belongs to Tinamus'
  • 'Tinamus guttatus belongs to Tinamus' according to Pelzeln 1863
  • 'Tinamus major belongs to Tinamus'
  • 'Tinamus major belongs to Tinamus' according to Gmelin 1789
  • 'Tinamus osgoodi belongs to Tinamus'
  • 'Tinamus osgoodi belongs to Tinamus' according to Conover 1949
  • 'Tinamus solitarius belongs to Tinamus'
  • 'Tinamus solitarius belongs to Tinamus' according to Vieillot 1819
  • 'Tinamus tao belongs to Tinamus'
  • 'Tinamus tao belongs to Tinamus' according to Temminck 1815
  • 'Tinamus undulatus is recombined as Crypturellus undulatus'
  • 'Tinnunculus newtoni is recombined as Falco newtoni'
  • 'Tockus belongs to Bucerotidae'
  • 'Tockus damarensis belongs to Tockus' according to Shelley 1888
  • 'Tockus damarensis belongs to Tockus'
  • 'Tockus deckeni belongs to Tockus' according to Cabanis 1869
  • 'Tockus deckeni belongs to Tockus'
  • 'Tockus erythrorhynchus belongs to Tockus' according to Temminck 1823
  • 'Tockus erythrorhynchus belongs to Tockus'
  • 'Tockus flavirostris belongs to Tockus' according to Ruppell 1835
  • 'Tockus flavirostris belongs to Tockus'
  • 'Tockus jacksoni belongs to Tockus' according to Ogilvie-Grant 1891
  • 'Tockus jacksoni belongs to Tockus'
  • 'Tockus leucomelas belongs to Tockus' according to Lichtenstein 1842
  • 'Tockus leucomelas belongs to Tockus'
  • 'Tockus monteiri belongs to Tockus' according to Hartlaub 1865
  • 'Tockus monteiri belongs to Tockus'
  • 'Todidae belongs to Coraciiformes'
  • 'Trachyphoninae belongs to Lybiidae'
  • 'Tribonyx belongs to Rallinae'
  • 'Tribonyx hodgenorum belongs to Tribonyx' according to Olson 1986
  • 'Tribonyx hodgenorum belongs to Tribonyx'
  • 'Trichoglossus belongs to Loriini'
  • 'Trichoglossus haematodus belongs to Trichoglossus' according to Linnaeus 1771
  • 'Trichoglossus haematodus belongs to Trichoglossus'
  • 'Trichoglossus moluccanus belongs to Trichoglossus'
  • 'Trichoglossus moluccanus belongs to Trichoglossus' according to Gmelin 1788
  • 'Trichoglossus ornatus belongs to Trichoglossus'
  • 'Trichoglossus ornatus belongs to Trichoglossus' according to Linnaeus 1758
  • 'Tringinae belongs to Scolopacidae'
  • 'Trochilidae belongs to Caprimulgiformes'
  • 'Trochilinae belongs to Trochilidae'
  • 'Trochilini belongs to Trochilinae'
  • 'Trochilus belongs to Trochilini'
  • 'Trochilus cristatus is recombined as Orthorhyncus cristatus'
  • 'Trochilus dominicus is recombined as Anthracothorax dominicus'
  • 'Trochilus polytmus belongs to Trochilus' according to Linnaeus 1758
  • 'Trochilus polytmus belongs to Trochilus'
  • 'Trogon belongs to Trogonidae'
  • 'Trogon massena belongs to Trogon' according to Gould 1838
  • 'Trogon massena belongs to Trogon'
  • 'Trogon melanurus belongs to Trogon' according to Swainson 1838
  • 'Trogon melanurus belongs to Trogon'
  • 'Trogon violaceus belongs to Trogon' according to Gmelin 1788
  • 'Trogon violaceus belongs to Trogon'
  • 'Trogon viridis belongs to Trogon' according to Linnaeus 1766
  • 'Trogon viridis belongs to Trogon'
  • 'Trogonidae belongs to Trogoniformes'
  • 'Trogoniformes belongs to Aves'
  • 'Turnicidae belongs to Lari'
  • 'Tytonidae belongs to Strigiformes'
  • 'Tytoninae belongs to Tytonidae'
  • 'Upupa belongs to Upupidae'
  • 'Upupa antaios belongs to Upupa'
  • 'Upupa epops belongs to Upupa'
  • 'Upupa marginata belongs to Upupa'
  • 'Upupidae belongs to Bucerotiformes'
  • 'Uria belongs to Alcinae'
  • 'Uria aleutica is recombined as Ptychoramphus aleuticus'
  • 'Uria pusilla is recombined as Aethia pusilla'
  • 'Urile belongs to Phalacrocoracidae'
  • 'Urile pelagicus belongs to Urile' according to Pallas 1811
  • 'Urile pelagicus belongs to Urile'
  • 'Urile penicillatus belongs to Urile' according to Brandt 1837
  • 'Urile penicillatus belongs to Urile'
  • 'Urile urile belongs to Urile' according to Gmelin 1789
  • 'Urile urile belongs to Urile'
  • 'Urocolius belongs to Coliidae'
  • 'Urocolius indicus belongs to Urocolius'
  • 'Urocolius indicus belongs to Urocolius' according to Latham 1790
  • 'Urocolius macrourus belongs to Urocolius'
  • 'Urocolius macrourus belongs to Urocolius' according to Linnaeus 1766
  • 'Vaginalis albus is recombined as Chionis albus'
  • 'Vanellinae belongs to Charadriidae'
  • 'Vultur belongs to Cathartidae'
  • 'Vultur atratus is recombined as Coragyps atratus'
  • 'Vultur aura is recombined as Cathartes aura'
  • 'Vultur californianus is recombined as Gymnogyps californianus'
  • 'Vultur fulvus is recombined as Gyps fulvus'
  • 'Vultur gryphus belongs to Vultur'
  • 'Vultur papa is recombined as Sarcoramphus papa'
  • 'Zanda belongs to Calyptorhynchinae'
  • 'Zanda baudinii belongs to Zanda' according to Lear 1832
  • 'Zanda baudinii belongs to Zanda'
  • 'Zanda funerea belongs to Zanda' according to Shaw 1794
  • 'Zanda funerea belongs to Zanda'
  • 'Zanda latirostris belongs to Zanda' according to Carnaby 1948
  • 'Zanda latirostris belongs to Zanda'
  • 'Zapornia belongs to Rallinae'
  • 'Zapornia flavirostra belongs to Zapornia' according to Swainson 1837
  • 'Zapornia flavirostra belongs to Zapornia'
  • 'Zapornia parva belongs to Zapornia' according to Scopoli 1769
  • 'Zapornia parva belongs to Zapornia'
  • 'Zapornia pusilla belongs to Zapornia' according to Pallas 1776
  • 'Zapornia pusilla belongs to Zapornia'